JOHNSON CO RWD 7 (KS) Water Quality

JOHNSON CO RWD 7 is a small public water system in EPA region 7 that provides tap water for the 66018, 66025, 66031, 66062, 66083 zip codes. It has 5 facilities where the water supply was tested for 37 chemical contaminants that impact tap water quality and human health.

All the latest water samples for JOHNSON CO RWD 7 had reported contaminant levels that were below unsafe concentration levels.

Contaminants

11-chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (5)

151st Street Booster Pump Station

Consecutive Connection to Olathe (151st Street) ℹ️

<0.005 µg/L

Below Reporting Level

5/12/2025

3 months ago

135th Street Booster Pump Station

Consecutive Connection to WaterOne ℹ️

<0.005 µg/L

Below Reporting Level

5/12/2025

3 months ago

151st Street Booster Pump Station

Consecutive Connection to Olathe (151st Street) ℹ️

<0.005 µg/L

Below Reporting Level

2/10/2025

6 months ago

135th Street Booster Pump Station

Consecutive Connection to WaterOne ℹ️

<0.005 µg/L

Below Reporting Level

2/10/2025

6 months ago

MI CO RWD #2 Post-Treatment Sample Tap

Miami County RWD #2 Water Treatment Plant ℹ️

<0.005 µg/L

Below Reporting Level

2/10/2025

6 months ago

Minimum Reporting Level: 0.005 µg/L
Reference Level: ?

Contaminant Details

17-alpha-ethynylestradiol (8)

MI2 Harmony Rd.

Water Treatment Plant ℹ️

<0.0009 µg/L

Below Reporting Level

12/7/2015

9 years ago

Olathe 151st St.

151st St. Booster Pump ℹ️

<0.0009 µg/L

Below Reporting Level

12/7/2015

9 years ago

MI2 Harmony Rd.

Water Treatment Plant ℹ️

<0.0009 µg/L

Below Reporting Level

9/14/2015

9 years ago

Olathe 151st St.

151st St. Booster Pump ℹ️

<0.0009 µg/L

Below Reporting Level

9/14/2015

9 years ago

MI2 Harmony Rd.

Water Treatment Plant ℹ️

<0.0009 µg/L

Below Reporting Level

6/8/2015

10 years ago

Olathe 151st St.

151st St. Booster Pump ℹ️

<0.0009 µg/L

Below Reporting Level

6/8/2015

10 years ago

MI2 Harmony Rd.

Water Treatment Plant ℹ️

<0.0009 µg/L

Below Reporting Level

3/9/2015

10 years ago

Olathe 151st St.

151st St. Booster Pump ℹ️

<0.0009 µg/L

Below Reporting Level

3/9/2015

10 years ago

Minimum Reporting Level: 0.0009 µg/L
Reference Level: ?

Contaminant Details

17-beta-estradiol (8)

MI2 Harmony Rd.

Water Treatment Plant ℹ️

<0.0004 µg/L

Below Reporting Level

12/7/2015

9 years ago

Olathe 151st St.

151st St. Booster Pump ℹ️

<0.0004 µg/L

Below Reporting Level

12/7/2015

9 years ago

MI2 Harmony Rd.

Water Treatment Plant ℹ️

<0.0004 µg/L

Below Reporting Level

9/14/2015

9 years ago

Olathe 151st St.

151st St. Booster Pump ℹ️

<0.0004 µg/L

Below Reporting Level

9/14/2015

9 years ago

MI2 Harmony Rd.

Water Treatment Plant ℹ️

<0.0004 µg/L

Below Reporting Level

6/8/2015

10 years ago

Olathe 151st St.

151st St. Booster Pump ℹ️

<0.0004 µg/L

Below Reporting Level

6/8/2015

10 years ago

MI2 Harmony Rd.

Water Treatment Plant ℹ️

<0.0004 µg/L

Below Reporting Level

3/9/2015

10 years ago

Olathe 151st St.

151st St. Booster Pump ℹ️

<0.0004 µg/L

Below Reporting Level

3/9/2015

10 years ago

Minimum Reporting Level: 0.0004 µg/L
Reference Level: ?

Contaminant Details

1H,1H,2H,2H-perfluorodecane sulfonic acid (5)

151st Street Booster Pump Station

Consecutive Connection to Olathe (151st Street) ℹ️

<0.005 µg/L

Below Reporting Level

5/12/2025

3 months ago

135th Street Booster Pump Station

Consecutive Connection to WaterOne ℹ️

<0.005 µg/L

Below Reporting Level

5/12/2025

3 months ago

151st Street Booster Pump Station

Consecutive Connection to Olathe (151st Street) ℹ️

<0.005 µg/L

Below Reporting Level

2/10/2025

6 months ago

135th Street Booster Pump Station

Consecutive Connection to WaterOne ℹ️

<0.005 µg/L

Below Reporting Level

2/10/2025

6 months ago

MI CO RWD #2 Post-Treatment Sample Tap

Miami County RWD #2 Water Treatment Plant ℹ️

<0.005 µg/L

Below Reporting Level

2/10/2025

6 months ago

Minimum Reporting Level: 0.005 µg/L
Reference Level: ?

Contaminant Details

1H,1H,2H,2H-perfluorohexane sulfonic acid (5)

151st Street Booster Pump Station

Consecutive Connection to Olathe (151st Street) ℹ️

<0.003 µg/L

Below Reporting Level

5/12/2025

3 months ago

135th Street Booster Pump Station

Consecutive Connection to WaterOne ℹ️

<0.003 µg/L

Below Reporting Level

5/12/2025

3 months ago

151st Street Booster Pump Station

Consecutive Connection to Olathe (151st Street) ℹ️

<0.003 µg/L

Below Reporting Level

2/10/2025

6 months ago

135th Street Booster Pump Station

Consecutive Connection to WaterOne ℹ️

<0.003 µg/L

Below Reporting Level

2/10/2025

6 months ago

MI CO RWD #2 Post-Treatment Sample Tap

Miami County RWD #2 Water Treatment Plant ℹ️

<0.003 µg/L

Below Reporting Level

2/10/2025

6 months ago

Minimum Reporting Level: 0.003 µg/L
Reference Level: ?

Contaminant Details

1H,1H,2H,2H-perfluorooctane sulfonic acid (5)

151st Street Booster Pump Station

Consecutive Connection to Olathe (151st Street) ℹ️

<0.005 µg/L

Below Reporting Level

5/12/2025

3 months ago

135th Street Booster Pump Station

Consecutive Connection to WaterOne ℹ️

<0.005 µg/L

Below Reporting Level

5/12/2025

3 months ago

151st Street Booster Pump Station

Consecutive Connection to Olathe (151st Street) ℹ️

<0.005 µg/L

Below Reporting Level

2/10/2025

6 months ago

135th Street Booster Pump Station

Consecutive Connection to WaterOne ℹ️

<0.005 µg/L

Below Reporting Level

2/10/2025

6 months ago

MI CO RWD #2 Post-Treatment Sample Tap

Miami County RWD #2 Water Treatment Plant ℹ️

<0.005 µg/L

Below Reporting Level

2/10/2025

6 months ago

Minimum Reporting Level: 0.005 µg/L
Reference Level: ?

Contaminant Details

4,8-dioxa-3H-perfluorononanoic acid (5)

151st Street Booster Pump Station

Consecutive Connection to Olathe (151st Street) ℹ️

<0.003 µg/L

Below Reporting Level

5/12/2025

3 months ago

135th Street Booster Pump Station

Consecutive Connection to WaterOne ℹ️

<0.003 µg/L

Below Reporting Level

5/12/2025

3 months ago

151st Street Booster Pump Station

Consecutive Connection to Olathe (151st Street) ℹ️

<0.003 µg/L

Below Reporting Level

2/10/2025

6 months ago

135th Street Booster Pump Station

Consecutive Connection to WaterOne ℹ️

<0.003 µg/L

Below Reporting Level

2/10/2025

6 months ago

MI CO RWD #2 Post-Treatment Sample Tap

Miami County RWD #2 Water Treatment Plant ℹ️

<0.003 µg/L

Below Reporting Level

2/10/2025

6 months ago

Minimum Reporting Level: 0.003 µg/L
Reference Level: ?

Contaminant Details

4-androstene-3,17-dione (8)

MI2 Harmony Rd.

Water Treatment Plant ℹ️

<0.0003 µg/L

Below Reporting Level

12/7/2015

9 years ago

Olathe 151st St.

151st St. Booster Pump ℹ️

<0.0003 µg/L

Below Reporting Level

12/7/2015

9 years ago

MI2 Harmony Rd.

Water Treatment Plant ℹ️

<0.0003 µg/L

Below Reporting Level

9/14/2015

9 years ago

Olathe 151st St.

151st St. Booster Pump ℹ️

<0.0003 µg/L

Below Reporting Level

9/14/2015

9 years ago

Olathe 151st St.

151st St. Booster Pump ℹ️

0.0008 µg/L

⚠️ Exceeds Reporting Level of 0.0003 µg/L by 0.0005 µg/L

6/8/2015

10 years ago

MI2 Harmony Rd.

Water Treatment Plant ℹ️

<0.0003 µg/L

Below Reporting Level

6/8/2015

10 years ago

MI2 Harmony Rd.

Water Treatment Plant ℹ️

<0.0003 µg/L

Below Reporting Level

3/9/2015

10 years ago

Olathe 151st St.

151st St. Booster Pump ℹ️

<0.0003 µg/L

Below Reporting Level

3/9/2015

10 years ago

Minimum Reporting Level: 0.0003 µg/L
Reference Level: ?

Contaminant Details

9-chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (5)

151st Street Booster Pump Station

Consecutive Connection to Olathe (151st Street) ℹ️

<0.002 µg/L

Below Reporting Level

5/12/2025

3 months ago

135th Street Booster Pump Station

Consecutive Connection to WaterOne ℹ️

<0.002 µg/L

Below Reporting Level

5/12/2025

3 months ago

151st Street Booster Pump Station

Consecutive Connection to Olathe (151st Street) ℹ️

<0.002 µg/L

Below Reporting Level

2/10/2025

6 months ago

135th Street Booster Pump Station

Consecutive Connection to WaterOne ℹ️

<0.002 µg/L

Below Reporting Level

2/10/2025

6 months ago

MI CO RWD #2 Post-Treatment Sample Tap

Miami County RWD #2 Water Treatment Plant ℹ️

<0.002 µg/L

Below Reporting Level

2/10/2025

6 months ago

Minimum Reporting Level: 0.002 µg/L
Reference Level: ?

Contaminant Details

equilin (8)

MI2 Harmony Rd.

Water Treatment Plant ℹ️

<0.004 µg/L

Below Reporting Level

12/7/2015

9 years ago

Olathe 151st St.

151st St. Booster Pump ℹ️

<0.004 µg/L

Below Reporting Level

12/7/2015

9 years ago

MI2 Harmony Rd.

Water Treatment Plant ℹ️

<0.004 µg/L

Below Reporting Level

9/14/2015

9 years ago

Olathe 151st St.

151st St. Booster Pump ℹ️

<0.004 µg/L

Below Reporting Level

9/14/2015

9 years ago

MI2 Harmony Rd.

Water Treatment Plant ℹ️

<0.004 µg/L

Below Reporting Level

6/8/2015

10 years ago

Olathe 151st St.

151st St. Booster Pump ℹ️

<0.004 µg/L

Below Reporting Level

6/8/2015

10 years ago

MI2 Harmony Rd.

Water Treatment Plant ℹ️

<0.004 µg/L

Below Reporting Level

3/9/2015

10 years ago

Olathe 151st St.

151st St. Booster Pump ℹ️

<0.004 µg/L

Below Reporting Level

3/9/2015

10 years ago

Minimum Reporting Level: 0.004 µg/L
Reference Level: ?

Contaminant Details

estriol (8)

MI2 Harmony Rd.

Water Treatment Plant ℹ️

<0.0008 µg/L

Below Reporting Level

12/7/2015

9 years ago

Olathe 151st St.

151st St. Booster Pump ℹ️

<0.0008 µg/L

Below Reporting Level

12/7/2015

9 years ago

MI2 Harmony Rd.

Water Treatment Plant ℹ️

<0.0008 µg/L

Below Reporting Level

9/14/2015

9 years ago

Olathe 151st St.

151st St. Booster Pump ℹ️

<0.0008 µg/L

Below Reporting Level

9/14/2015

9 years ago

MI2 Harmony Rd.

Water Treatment Plant ℹ️

<0.0008 µg/L

Below Reporting Level

6/8/2015

10 years ago

Olathe 151st St.

151st St. Booster Pump ℹ️

<0.0008 µg/L

Below Reporting Level

6/8/2015

10 years ago

MI2 Harmony Rd.

Water Treatment Plant ℹ️

<0.0008 µg/L

Below Reporting Level

3/9/2015

10 years ago

Olathe 151st St.

151st St. Booster Pump ℹ️

<0.0008 µg/L

Below Reporting Level

3/9/2015

10 years ago

Minimum Reporting Level: 0.0008 µg/L
Reference Level: ?

Contaminant Details

estrone (8)

MI2 Harmony Rd.

Water Treatment Plant ℹ️

<0.002 µg/L

Below Reporting Level

12/7/2015

9 years ago

Olathe 151st St.

151st St. Booster Pump ℹ️

<0.002 µg/L

Below Reporting Level

12/7/2015

9 years ago

MI2 Harmony Rd.

Water Treatment Plant ℹ️

<0.002 µg/L

Below Reporting Level

9/14/2015

9 years ago

Olathe 151st St.

151st St. Booster Pump ℹ️

<0.002 µg/L

Below Reporting Level

9/14/2015

9 years ago

MI2 Harmony Rd.

Water Treatment Plant ℹ️

<0.002 µg/L

Below Reporting Level

6/8/2015

10 years ago

Olathe 151st St.

151st St. Booster Pump ℹ️

<0.002 µg/L

Below Reporting Level

6/8/2015

10 years ago

MI2 Harmony Rd.

Water Treatment Plant ℹ️

<0.002 µg/L

Below Reporting Level

3/9/2015

10 years ago

Olathe 151st St.

151st St. Booster Pump ℹ️

<0.002 µg/L

Below Reporting Level

3/9/2015

10 years ago

Minimum Reporting Level: 0.002 µg/L
Reference Level: ?

Contaminant Details

hexafluoropropylene oxide dimer acid (GenX) (5)

151st Street Booster Pump Station

Consecutive Connection to Olathe (151st Street) ℹ️

<0.005 µg/L

Below Reporting Level

5/12/2025

3 months ago

135th Street Booster Pump Station

Consecutive Connection to WaterOne ℹ️

<0.005 µg/L

Below Reporting Level

5/12/2025

3 months ago

151st Street Booster Pump Station

Consecutive Connection to Olathe (151st Street) ℹ️

<0.005 µg/L

Below Reporting Level

2/10/2025

6 months ago

135th Street Booster Pump Station

Consecutive Connection to WaterOne ℹ️

<0.005 µg/L

Below Reporting Level

2/10/2025

6 months ago

MI CO RWD #2 Post-Treatment Sample Tap

Miami County RWD #2 Water Treatment Plant ℹ️

<0.005 µg/L

Below Reporting Level

2/10/2025

6 months ago

Minimum Reporting Level: 0.005 µg/L
Reference Level: ?

Contaminant Details

lithium (6)

135th Street Booster Pump Station

Consecutive Connection to WaterOne ℹ️

41.1 µg/L

⚠️ Exceeds Reporting Level of 9 µg/L by 32.1 µg/L

5/12/2025

3 months ago

151st Street Booster Pump Station

Consecutive Connection to Olathe (151st Street) ℹ️

13.4 µg/L

⚠️ Exceeds Reporting Level of 9 µg/L by 4.4 µg/L

5/12/2025

3 months ago

MI CO RWD #2 Post-Treatment Sample Tap

Miami County RWD #2 Water Treatment Plant ℹ️

<9 µg/L

Below Reporting Level

5/12/2025

3 months ago

135th Street Booster Pump Station

Consecutive Connection to WaterOne ℹ️

40.2 µg/L

⚠️ Exceeds Reporting Level of 9 µg/L by 31.2 µg/L

2/10/2025

6 months ago

151st Street Booster Pump Station

Consecutive Connection to Olathe (151st Street) ℹ️

14.1 µg/L

⚠️ Exceeds Reporting Level of 9 µg/L by 5.1 µg/L

2/10/2025

6 months ago

MI CO RWD #2 Post-Treatment Sample Tap

Miami County RWD #2 Water Treatment Plant ℹ️

<9 µg/L

Below Reporting Level

2/10/2025

6 months ago

Minimum Reporting Level: 9 µg/L
Reference Level: ?

Contaminant Details

N-ethyl perfluorooctanesulfonamidoacetic acid (6)

151st Street Booster Pump Station

Consecutive Connection to Olathe (151st Street) ℹ️

<0.005 µg/L

Below Reporting Level

5/12/2025

3 months ago

135th Street Booster Pump Station

Consecutive Connection to WaterOne ℹ️

<0.005 µg/L

Below Reporting Level

5/12/2025

3 months ago

MI CO RWD #2 Post-Treatment Sample Tap

Miami County RWD #2 Water Treatment Plant ℹ️

<0.005 µg/L

Below Reporting Level

5/12/2025

3 months ago

151st Street Booster Pump Station

Consecutive Connection to Olathe (151st Street) ℹ️

<0.005 µg/L

Below Reporting Level

2/10/2025

6 months ago

135th Street Booster Pump Station

Consecutive Connection to WaterOne ℹ️

<0.005 µg/L

Below Reporting Level

2/10/2025

6 months ago

MI CO RWD #2 Post-Treatment Sample Tap

Miami County RWD #2 Water Treatment Plant ℹ️

<0.005 µg/L

Below Reporting Level

2/10/2025

6 months ago

Minimum Reporting Level: 0.005 µg/L
Reference Level: ?

Contaminant Details

N-methyl perfluorooctanesulfonamidoacetic acid (6)

151st Street Booster Pump Station

Consecutive Connection to Olathe (151st Street) ℹ️

<0.006 µg/L

Below Reporting Level

5/12/2025

3 months ago

135th Street Booster Pump Station

Consecutive Connection to WaterOne ℹ️

<0.006 µg/L

Below Reporting Level

5/12/2025

3 months ago

MI CO RWD #2 Post-Treatment Sample Tap

Miami County RWD #2 Water Treatment Plant ℹ️

<0.006 µg/L

Below Reporting Level

5/12/2025

3 months ago

151st Street Booster Pump Station

Consecutive Connection to Olathe (151st Street) ℹ️

<0.006 µg/L

Below Reporting Level

2/10/2025

6 months ago

135th Street Booster Pump Station

Consecutive Connection to WaterOne ℹ️

<0.006 µg/L

Below Reporting Level

2/10/2025

6 months ago

MI CO RWD #2 Post-Treatment Sample Tap

Miami County RWD #2 Water Treatment Plant ℹ️

<0.006 µg/L

Below Reporting Level

2/10/2025

6 months ago

Minimum Reporting Level: 0.006 µg/L
Reference Level: ?

Contaminant Details

nonafluoro-3,6-dioxaheptanoic acid (5)

151st Street Booster Pump Station

Consecutive Connection to Olathe (151st Street) ℹ️

<0.02 µg/L

Below Reporting Level

5/12/2025

3 months ago

135th Street Booster Pump Station

Consecutive Connection to WaterOne ℹ️

<0.02 µg/L

Below Reporting Level

5/12/2025

3 months ago

151st Street Booster Pump Station

Consecutive Connection to Olathe (151st Street) ℹ️

<0.02 µg/L

Below Reporting Level

2/10/2025

6 months ago

135th Street Booster Pump Station

Consecutive Connection to WaterOne ℹ️

<0.02 µg/L

Below Reporting Level

2/10/2025

6 months ago

MI CO RWD #2 Post-Treatment Sample Tap

Miami County RWD #2 Water Treatment Plant ℹ️

<0.02 µg/L

Below Reporting Level

2/10/2025

6 months ago

Minimum Reporting Level: 0.02 µg/L
Reference Level: ?

Contaminant Details

perfluoro(2-ethoxyethane)sulfonic acid (5)

151st Street Booster Pump Station

Consecutive Connection to Olathe (151st Street) ℹ️

<0.003 µg/L

Below Reporting Level

5/12/2025

3 months ago

135th Street Booster Pump Station

Consecutive Connection to WaterOne ℹ️

<0.003 µg/L

Below Reporting Level

5/12/2025

3 months ago

151st Street Booster Pump Station

Consecutive Connection to Olathe (151st Street) ℹ️

<0.003 µg/L

Below Reporting Level

2/10/2025

6 months ago

135th Street Booster Pump Station

Consecutive Connection to WaterOne ℹ️

<0.003 µg/L

Below Reporting Level

2/10/2025

6 months ago

MI CO RWD #2 Post-Treatment Sample Tap

Miami County RWD #2 Water Treatment Plant ℹ️

<0.003 µg/L

Below Reporting Level

2/10/2025

6 months ago

Minimum Reporting Level: 0.003 µg/L
Reference Level: ?

Contaminant Details

perfluoro-3-methoxypropanoic acid (5)

151st Street Booster Pump Station

Consecutive Connection to Olathe (151st Street) ℹ️

<0.004 µg/L

Below Reporting Level

5/12/2025

3 months ago

135th Street Booster Pump Station

Consecutive Connection to WaterOne ℹ️

<0.004 µg/L

Below Reporting Level

5/12/2025

3 months ago

151st Street Booster Pump Station

Consecutive Connection to Olathe (151st Street) ℹ️

<0.004 µg/L

Below Reporting Level

2/10/2025

6 months ago

135th Street Booster Pump Station

Consecutive Connection to WaterOne ℹ️

<0.004 µg/L

Below Reporting Level

2/10/2025

6 months ago

MI CO RWD #2 Post-Treatment Sample Tap

Miami County RWD #2 Water Treatment Plant ℹ️

<0.004 µg/L

Below Reporting Level

2/10/2025

6 months ago

Minimum Reporting Level: 0.004 µg/L
Reference Level: ?

Contaminant Details

perfluoro-4-methoxybutanoic acid (5)

151st Street Booster Pump Station

Consecutive Connection to Olathe (151st Street) ℹ️

<0.003 µg/L

Below Reporting Level

5/12/2025

3 months ago

135th Street Booster Pump Station

Consecutive Connection to WaterOne ℹ️

<0.003 µg/L

Below Reporting Level

5/12/2025

3 months ago

151st Street Booster Pump Station

Consecutive Connection to Olathe (151st Street) ℹ️

<0.003 µg/L

Below Reporting Level

2/10/2025

6 months ago

135th Street Booster Pump Station

Consecutive Connection to WaterOne ℹ️

<0.003 µg/L

Below Reporting Level

2/10/2025

6 months ago

MI CO RWD #2 Post-Treatment Sample Tap

Miami County RWD #2 Water Treatment Plant ℹ️

<0.003 µg/L

Below Reporting Level

2/10/2025

6 months ago

Minimum Reporting Level: 0.003 µg/L
Reference Level: ?

Contaminant Details

perfluorobutanesulfonic acid (5)

151st Street Booster Pump Station

Consecutive Connection to Olathe (151st Street) ℹ️

<0.003 µg/L

Below Reporting Level

5/12/2025

3 months ago

135th Street Booster Pump Station

Consecutive Connection to WaterOne ℹ️

<0.003 µg/L

Below Reporting Level

5/12/2025

3 months ago

151st Street Booster Pump Station

Consecutive Connection to Olathe (151st Street) ℹ️

<0.003 µg/L

Below Reporting Level

2/10/2025

6 months ago

135th Street Booster Pump Station

Consecutive Connection to WaterOne ℹ️

<0.003 µg/L

Below Reporting Level

2/10/2025

6 months ago

MI CO RWD #2 Post-Treatment Sample Tap

Miami County RWD #2 Water Treatment Plant ℹ️

<0.003 µg/L

Below Reporting Level

2/10/2025

6 months ago

Minimum Reporting Level: 0.003 µg/L
Reference Level: ?

Contaminant Details

perfluorobutanoic acid (5)

151st Street Booster Pump Station

Consecutive Connection to Olathe (151st Street) ℹ️

<0.005 µg/L

Below Reporting Level

5/12/2025

3 months ago

135th Street Booster Pump Station

Consecutive Connection to WaterOne ℹ️

<0.005 µg/L

Below Reporting Level

5/12/2025

3 months ago

MI CO RWD #2 Post-Treatment Sample Tap

Miami County RWD #2 Water Treatment Plant ℹ️

0.0071 µg/L

⚠️ Exceeds Reporting Level of 0.005 µg/L by 0.0021 µg/L

2/10/2025

6 months ago

151st Street Booster Pump Station

Consecutive Connection to Olathe (151st Street) ℹ️

<0.005 µg/L

Below Reporting Level

2/10/2025

6 months ago

135th Street Booster Pump Station

Consecutive Connection to WaterOne ℹ️

<0.005 µg/L

Below Reporting Level

2/10/2025

6 months ago

Minimum Reporting Level: 0.005 µg/L
Reference Level: ?

Contaminant Details

perfluorodecanoic acid (5)

151st Street Booster Pump Station

Consecutive Connection to Olathe (151st Street) ℹ️

<0.003 µg/L

Below Reporting Level

5/12/2025

3 months ago

135th Street Booster Pump Station

Consecutive Connection to WaterOne ℹ️

<0.003 µg/L

Below Reporting Level

5/12/2025

3 months ago

151st Street Booster Pump Station

Consecutive Connection to Olathe (151st Street) ℹ️

<0.003 µg/L

Below Reporting Level

2/10/2025

6 months ago

135th Street Booster Pump Station

Consecutive Connection to WaterOne ℹ️

<0.003 µg/L

Below Reporting Level

2/10/2025

6 months ago

MI CO RWD #2 Post-Treatment Sample Tap

Miami County RWD #2 Water Treatment Plant ℹ️

<0.003 µg/L

Below Reporting Level

2/10/2025

6 months ago

Minimum Reporting Level: 0.003 µg/L
Reference Level: ?

Contaminant Details

perfluorododecanoic acid (5)

151st Street Booster Pump Station

Consecutive Connection to Olathe (151st Street) ℹ️

<0.003 µg/L

Below Reporting Level

5/12/2025

3 months ago

135th Street Booster Pump Station

Consecutive Connection to WaterOne ℹ️

<0.003 µg/L

Below Reporting Level

5/12/2025

3 months ago

151st Street Booster Pump Station

Consecutive Connection to Olathe (151st Street) ℹ️

<0.003 µg/L

Below Reporting Level

2/10/2025

6 months ago

135th Street Booster Pump Station

Consecutive Connection to WaterOne ℹ️

<0.003 µg/L

Below Reporting Level

2/10/2025

6 months ago

MI CO RWD #2 Post-Treatment Sample Tap

Miami County RWD #2 Water Treatment Plant ℹ️

<0.003 µg/L

Below Reporting Level

2/10/2025

6 months ago

Minimum Reporting Level: 0.003 µg/L
Reference Level: ?

Contaminant Details

perfluoroheptanesulfonic acid (5)

151st Street Booster Pump Station

Consecutive Connection to Olathe (151st Street) ℹ️

<0.003 µg/L

Below Reporting Level

5/12/2025

3 months ago

135th Street Booster Pump Station

Consecutive Connection to WaterOne ℹ️

<0.003 µg/L

Below Reporting Level

5/12/2025

3 months ago

151st Street Booster Pump Station

Consecutive Connection to Olathe (151st Street) ℹ️

<0.003 µg/L

Below Reporting Level

2/10/2025

6 months ago

135th Street Booster Pump Station

Consecutive Connection to WaterOne ℹ️

<0.003 µg/L

Below Reporting Level

2/10/2025

6 months ago

MI CO RWD #2 Post-Treatment Sample Tap

Miami County RWD #2 Water Treatment Plant ℹ️

<0.003 µg/L

Below Reporting Level

2/10/2025

6 months ago

Minimum Reporting Level: 0.003 µg/L
Reference Level: ?

Contaminant Details

perfluoroheptanoic acid (5)

151st Street Booster Pump Station

Consecutive Connection to Olathe (151st Street) ℹ️

<0.003 µg/L

Below Reporting Level

5/12/2025

3 months ago

135th Street Booster Pump Station

Consecutive Connection to WaterOne ℹ️

<0.003 µg/L

Below Reporting Level

5/12/2025

3 months ago

151st Street Booster Pump Station

Consecutive Connection to Olathe (151st Street) ℹ️

<0.003 µg/L

Below Reporting Level

2/10/2025

6 months ago

135th Street Booster Pump Station

Consecutive Connection to WaterOne ℹ️

<0.003 µg/L

Below Reporting Level

2/10/2025

6 months ago

MI CO RWD #2 Post-Treatment Sample Tap

Miami County RWD #2 Water Treatment Plant ℹ️

<0.003 µg/L

Below Reporting Level

2/10/2025

6 months ago

Minimum Reporting Level: 0.003 µg/L
Reference Level: ?

Contaminant Details

perfluorohexanesulfonic acid (5)

151st Street Booster Pump Station

Consecutive Connection to Olathe (151st Street) ℹ️

<0.003 µg/L

Below Reporting Level

5/12/2025

3 months ago

135th Street Booster Pump Station

Consecutive Connection to WaterOne ℹ️

<0.003 µg/L

Below Reporting Level

5/12/2025

3 months ago

151st Street Booster Pump Station

Consecutive Connection to Olathe (151st Street) ℹ️

<0.003 µg/L

Below Reporting Level

2/10/2025

6 months ago

135th Street Booster Pump Station

Consecutive Connection to WaterOne ℹ️

<0.003 µg/L

Below Reporting Level

2/10/2025

6 months ago

MI CO RWD #2 Post-Treatment Sample Tap

Miami County RWD #2 Water Treatment Plant ℹ️

<0.003 µg/L

Below Reporting Level

2/10/2025

6 months ago

Minimum Reporting Level: 0.003 µg/L
Reference Level: ?

Contaminant Details

perfluorohexanoic acid (5)

151st Street Booster Pump Station

Consecutive Connection to Olathe (151st Street) ℹ️

<0.003 µg/L

Below Reporting Level

5/12/2025

3 months ago

135th Street Booster Pump Station

Consecutive Connection to WaterOne ℹ️

<0.003 µg/L

Below Reporting Level

5/12/2025

3 months ago

151st Street Booster Pump Station

Consecutive Connection to Olathe (151st Street) ℹ️

<0.003 µg/L

Below Reporting Level

2/10/2025

6 months ago

135th Street Booster Pump Station

Consecutive Connection to WaterOne ℹ️

<0.003 µg/L

Below Reporting Level

2/10/2025

6 months ago

MI CO RWD #2 Post-Treatment Sample Tap

Miami County RWD #2 Water Treatment Plant ℹ️

<0.003 µg/L

Below Reporting Level

2/10/2025

6 months ago

Minimum Reporting Level: 0.003 µg/L
Reference Level: ?

Contaminant Details

perfluorononanoic acid (5)

151st Street Booster Pump Station

Consecutive Connection to Olathe (151st Street) ℹ️

<0.004 µg/L

Below Reporting Level

5/12/2025

3 months ago

135th Street Booster Pump Station

Consecutive Connection to WaterOne ℹ️

<0.004 µg/L

Below Reporting Level

5/12/2025

3 months ago

151st Street Booster Pump Station

Consecutive Connection to Olathe (151st Street) ℹ️

<0.004 µg/L

Below Reporting Level

2/10/2025

6 months ago

135th Street Booster Pump Station

Consecutive Connection to WaterOne ℹ️

<0.004 µg/L

Below Reporting Level

2/10/2025

6 months ago

MI CO RWD #2 Post-Treatment Sample Tap

Miami County RWD #2 Water Treatment Plant ℹ️

<0.004 µg/L

Below Reporting Level

2/10/2025

6 months ago

Minimum Reporting Level: 0.004 µg/L
Reference Level: ?

Contaminant Details

perfluorooctanesulfonic acid (5)

151st Street Booster Pump Station

Consecutive Connection to Olathe (151st Street) ℹ️

<0.004 µg/L

Below Reporting Level

5/12/2025

3 months ago

135th Street Booster Pump Station

Consecutive Connection to WaterOne ℹ️

<0.004 µg/L

Below Reporting Level

5/12/2025

3 months ago

151st Street Booster Pump Station

Consecutive Connection to Olathe (151st Street) ℹ️

<0.004 µg/L

Below Reporting Level

2/10/2025

6 months ago

135th Street Booster Pump Station

Consecutive Connection to WaterOne ℹ️

<0.004 µg/L

Below Reporting Level

2/10/2025

6 months ago

MI CO RWD #2 Post-Treatment Sample Tap

Miami County RWD #2 Water Treatment Plant ℹ️

<0.004 µg/L

Below Reporting Level

2/10/2025

6 months ago

Minimum Reporting Level: 0.004 µg/L
Reference Level: ?

Contaminant Details

perfluorooctanoic acid (5)

151st Street Booster Pump Station

Consecutive Connection to Olathe (151st Street) ℹ️

<0.004 µg/L

Below Reporting Level

5/12/2025

3 months ago

135th Street Booster Pump Station

Consecutive Connection to WaterOne ℹ️

<0.004 µg/L

Below Reporting Level

5/12/2025

3 months ago

151st Street Booster Pump Station

Consecutive Connection to Olathe (151st Street) ℹ️

<0.004 µg/L

Below Reporting Level

2/10/2025

6 months ago

135th Street Booster Pump Station

Consecutive Connection to WaterOne ℹ️

<0.004 µg/L

Below Reporting Level

2/10/2025

6 months ago

MI CO RWD #2 Post-Treatment Sample Tap

Miami County RWD #2 Water Treatment Plant ℹ️

<0.004 µg/L

Below Reporting Level

2/10/2025

6 months ago

Minimum Reporting Level: 0.004 µg/L
Reference Level: ?

Contaminant Details

perfluoropentanesulfonic acid (5)

151st Street Booster Pump Station

Consecutive Connection to Olathe (151st Street) ℹ️

<0.004 µg/L

Below Reporting Level

5/12/2025

3 months ago

135th Street Booster Pump Station

Consecutive Connection to WaterOne ℹ️

<0.004 µg/L

Below Reporting Level

5/12/2025

3 months ago

151st Street Booster Pump Station

Consecutive Connection to Olathe (151st Street) ℹ️

<0.004 µg/L

Below Reporting Level

2/10/2025

6 months ago

135th Street Booster Pump Station

Consecutive Connection to WaterOne ℹ️

<0.004 µg/L

Below Reporting Level

2/10/2025

6 months ago

MI CO RWD #2 Post-Treatment Sample Tap

Miami County RWD #2 Water Treatment Plant ℹ️

<0.004 µg/L

Below Reporting Level

2/10/2025

6 months ago

Minimum Reporting Level: 0.004 µg/L
Reference Level: ?

Contaminant Details

perfluoropentanoic acid (5)

151st Street Booster Pump Station

Consecutive Connection to Olathe (151st Street) ℹ️

<0.003 µg/L

Below Reporting Level

5/12/2025

3 months ago

135th Street Booster Pump Station

Consecutive Connection to WaterOne ℹ️

<0.003 µg/L

Below Reporting Level

5/12/2025

3 months ago

151st Street Booster Pump Station

Consecutive Connection to Olathe (151st Street) ℹ️

<0.003 µg/L

Below Reporting Level

2/10/2025

6 months ago

135th Street Booster Pump Station

Consecutive Connection to WaterOne ℹ️

<0.003 µg/L

Below Reporting Level

2/10/2025

6 months ago

MI CO RWD #2 Post-Treatment Sample Tap

Miami County RWD #2 Water Treatment Plant ℹ️

<0.003 µg/L

Below Reporting Level

2/10/2025

6 months ago

Minimum Reporting Level: 0.003 µg/L
Reference Level: ?

Contaminant Details

perfluorotetradecanoic acid (6)

151st Street Booster Pump Station

Consecutive Connection to Olathe (151st Street) ℹ️

<0.008 µg/L

Below Reporting Level

5/12/2025

3 months ago

135th Street Booster Pump Station

Consecutive Connection to WaterOne ℹ️

<0.008 µg/L

Below Reporting Level

5/12/2025

3 months ago

MI CO RWD #2 Post-Treatment Sample Tap

Miami County RWD #2 Water Treatment Plant ℹ️

<0.008 µg/L

Below Reporting Level

5/12/2025

3 months ago

151st Street Booster Pump Station

Consecutive Connection to Olathe (151st Street) ℹ️

<0.008 µg/L

Below Reporting Level

2/10/2025

6 months ago

135th Street Booster Pump Station

Consecutive Connection to WaterOne ℹ️

<0.008 µg/L

Below Reporting Level

2/10/2025

6 months ago

MI CO RWD #2 Post-Treatment Sample Tap

Miami County RWD #2 Water Treatment Plant ℹ️

<0.008 µg/L

Below Reporting Level

2/10/2025

6 months ago

Minimum Reporting Level: 0.008 µg/L
Reference Level: ?

Contaminant Details

perfluorotridecanoic acid (6)

151st Street Booster Pump Station

Consecutive Connection to Olathe (151st Street) ℹ️

<0.007 µg/L

Below Reporting Level

5/12/2025

3 months ago

135th Street Booster Pump Station

Consecutive Connection to WaterOne ℹ️

<0.007 µg/L

Below Reporting Level

5/12/2025

3 months ago

MI CO RWD #2 Post-Treatment Sample Tap

Miami County RWD #2 Water Treatment Plant ℹ️

<0.007 µg/L

Below Reporting Level

5/12/2025

3 months ago

151st Street Booster Pump Station

Consecutive Connection to Olathe (151st Street) ℹ️

<0.007 µg/L

Below Reporting Level

2/10/2025

6 months ago

135th Street Booster Pump Station

Consecutive Connection to WaterOne ℹ️

<0.007 µg/L

Below Reporting Level

2/10/2025

6 months ago

MI CO RWD #2 Post-Treatment Sample Tap

Miami County RWD #2 Water Treatment Plant ℹ️

<0.007 µg/L

Below Reporting Level

2/10/2025

6 months ago

Minimum Reporting Level: 0.007 µg/L
Reference Level: ?

Contaminant Details

perfluoroundecanoic acid (5)

151st Street Booster Pump Station

Consecutive Connection to Olathe (151st Street) ℹ️

<0.002 µg/L

Below Reporting Level

5/12/2025

3 months ago

135th Street Booster Pump Station

Consecutive Connection to WaterOne ℹ️

<0.002 µg/L

Below Reporting Level

5/12/2025

3 months ago

151st Street Booster Pump Station

Consecutive Connection to Olathe (151st Street) ℹ️

<0.002 µg/L

Below Reporting Level

2/10/2025

6 months ago

135th Street Booster Pump Station

Consecutive Connection to WaterOne ℹ️

<0.002 µg/L

Below Reporting Level

2/10/2025

6 months ago

MI CO RWD #2 Post-Treatment Sample Tap

Miami County RWD #2 Water Treatment Plant ℹ️

<0.002 µg/L

Below Reporting Level

2/10/2025

6 months ago

Minimum Reporting Level: 0.002 µg/L
Reference Level: ?

Contaminant Details

testosterone (8)

MI2 Harmony Rd.

Water Treatment Plant ℹ️

<0.0001 µg/L

Below Reporting Level

12/7/2015

9 years ago

Olathe 151st St.

151st St. Booster Pump ℹ️

<0.0001 µg/L

Below Reporting Level

12/7/2015

9 years ago

MI2 Harmony Rd.

Water Treatment Plant ℹ️

<0.0001 µg/L

Below Reporting Level

9/14/2015

9 years ago

Olathe 151st St.

151st St. Booster Pump ℹ️

<0.0001 µg/L

Below Reporting Level

9/14/2015

9 years ago

MI2 Harmony Rd.

Water Treatment Plant ℹ️

<0.0001 µg/L

Below Reporting Level

6/8/2015

10 years ago

Olathe 151st St.

151st St. Booster Pump ℹ️

<0.0001 µg/L

Below Reporting Level

6/8/2015

10 years ago

MI2 Harmony Rd.

Water Treatment Plant ℹ️

<0.0001 µg/L

Below Reporting Level

3/9/2015

10 years ago

Olathe 151st St.

151st St. Booster Pump ℹ️

<0.0001 µg/L

Below Reporting Level

3/9/2015

10 years ago

Minimum Reporting Level: 0.0001 µg/L
Reference Level: ?

Contaminant Details

Contaminants

11-chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (5)

17-alpha-ethynylestradiol (8)

17-beta-estradiol (8)

1H,1H,2H,2H-perfluorodecane sulfonic acid (5)

1H,1H,2H,2H-perfluorohexane sulfonic acid (5)

1H,1H,2H,2H-perfluorooctane sulfonic acid (5)

4,8-dioxa-3H-perfluorononanoic acid (5)

4-androstene-3,17-dione (8)

9-chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (5)

equilin (8)

estriol (8)

estrone (8)

hexafluoropropylene oxide dimer acid (GenX) (5)

lithium (6)

N-ethyl perfluorooctanesulfonamidoacetic acid (6)

N-methyl perfluorooctanesulfonamidoacetic acid (6)

nonafluoro-3,6-dioxaheptanoic acid (5)

perfluoro(2-ethoxyethane)sulfonic acid (5)

perfluoro-3-methoxypropanoic acid (5)

perfluoro-4-methoxybutanoic acid (5)

perfluorobutanesulfonic acid (5)

perfluorobutanoic acid (5)

perfluorodecanoic acid (5)

perfluorododecanoic acid (5)

perfluoroheptanesulfonic acid (5)

perfluoroheptanoic acid (5)

perfluorohexanesulfonic acid (5)

perfluorohexanoic acid (5)

perfluorononanoic acid (5)

perfluorooctanesulfonic acid (5)

perfluorooctanoic acid (5)

perfluoropentanesulfonic acid (5)

perfluoropentanoic acid (5)

perfluorotetradecanoic acid (6)

perfluorotridecanoic acid (6)

perfluoroundecanoic acid (5)

testosterone (8)

Sampling Facilities

Consecutive Connection to Olathe (151st Street) Ground Water (Under Direct Influence of Surface Water) (GU)

Consecutive Connection to WaterOne Ground Water (Under Direct Influence of Surface Water) (GU)

Miami County RWD #2 Water Treatment Plant Surface Water (SW)

Water Treatment Plant Surface Water (SW)

151st St. Booster Pump Ground Water (Under Direct Influence of Surface Water) (GU)

FAQ

Is JOHNSON CO RWD 7 tap water safe to drink?

When was JOHNSON CO RWD 7 last tested for water contamination?

Consecutive Connection to Olathe (151st Street)
Ground Water (Under Direct Influence of Surface Water) (GU)

Consecutive Connection to WaterOne
Ground Water (Under Direct Influence of Surface Water) (GU)

Miami County RWD #2 Water Treatment Plant
Surface Water (SW)

Water Treatment Plant
Surface Water (SW)

151st St. Booster Pump
Ground Water (Under Direct Influence of Surface Water) (GU)