City of the Colony (TX) Water Quality

City of the Colony is a large public water system in EPA region 06 that provides tap water for the 75010, 75034 zip codes. It has 9 facilities where the water supply was tested for 23 chemical contaminants that impact tap water quality and human health.

Contaminants

1-butanol

1-butanol is a class of Alcohol that has a minimum reporting level of 2 µg/L and a reference level of 700 µg/L. All the latest water samples for City of the Colony showed levels of 1-butanol that were below unsafe concentration levels. Learn more about 1-butanol.

OCPS HB PUMP GALLEY Entry Point to Dist. System
Dallas Water Intertie
12/2/2019
63 months ago
<2.0 µg/L
Below Reporting Level
WINDHAVEN METER VAULT Entry Point to Dist. System
Plano Water Intertie
12/2/2019
63 months ago
<2.0 µg/L
Below Reporting Level
PS 3 HB AFTER TP
Pump Station 3
9/30/2019
65 months ago
<2.0 µg/L
Below Reporting Level
PS 2, HB AFTER TP
Pump Station 2
9/30/2019
65 months ago
<2.0 µg/L
Below Reporting Level
PS 1 HB AFTER TP
Pump Station 1
9/26/2019
65 months ago
<2.0 µg/L
Below Reporting Level

2-methoxyethanol

2-methoxyethanol is a class of Alcohol that has a minimum reporting level of 0.4 µg/L and a reference level of 21 µg/L. All the latest water samples for City of the Colony showed levels of 2-methoxyethanol that were below unsafe concentration levels. Learn more about 2-methoxyethanol.

OCPS HB PUMP GALLEY Entry Point to Dist. System
Dallas Water Intertie
12/2/2019
63 months ago
<0.4 µg/L
Below Reporting Level
WINDHAVEN METER VAULT Entry Point to Dist. System
Plano Water Intertie
12/2/2019
63 months ago
<0.4 µg/L
Below Reporting Level
PS 3 HB AFTER TP
Pump Station 3
9/30/2019
65 months ago
<0.4 µg/L
Below Reporting Level
PS 2, HB AFTER TP
Pump Station 2
9/30/2019
65 months ago
<0.4 µg/L
Below Reporting Level
PS 1 HB AFTER TP
Pump Station 1
9/26/2019
65 months ago
<0.4 µg/L
Below Reporting Level

2-propen-1-ol (Allyl Alcohol)

2-propen-1-ol (Allyl Alcohol) is a class of Alcohol that has a minimum reporting level of 0.5 µg/L and a reference level of 35 µg/L. All the latest water samples for City of the Colony showed levels of 2-propen-1-ol (Allyl Alcohol) that were below unsafe concentration levels. Learn more about 2-propen-1-ol (Allyl Alcohol).

OCPS HB PUMP GALLEY Entry Point to Dist. System
Dallas Water Intertie
12/2/2019
63 months ago
<0.5 µg/L
Below Reporting Level
WINDHAVEN METER VAULT Entry Point to Dist. System
Plano Water Intertie
12/2/2019
63 months ago
<0.5 µg/L
Below Reporting Level
PS 3 HB AFTER TP
Pump Station 3
9/30/2019
65 months ago
<0.5 µg/L
Below Reporting Level
PS 2, HB AFTER TP
Pump Station 2
9/30/2019
65 months ago
<0.5 µg/L
Below Reporting Level
PS 1 HB AFTER TP
Pump Station 1
9/26/2019
65 months ago
<0.5 µg/L
Below Reporting Level

HAA5 (five regulated haloacetic acids)

HAA5 (five regulated haloacetic acids) are a class of Disinfection Byproducts that includes Dibromoacetic Acid, Dichloroacetic Acid, Monobromoacetic Acid, Monochloroacetic Acid, Trichloroacetic Acid and has a minimum reporting level of 0.5 µg/L and a reference level of 60 µg/L. All the latest water samples for City of the Colony showed levels of HAA5 (five regulated haloacetic acids) that were below unsafe concentration levels. The maximum reported value was 16.81 µg/L. Learn more about HAA5 (five regulated haloacetic acids).

16.81µg/L
2621 Walnut Creek Ln
MR003
12/2/2019
63 months ago
13.908 µg/L
Meets Reporting Threshold
5612 ROCK CANYON RD
MR003
12/2/2019
63 months ago
16.81 µg/L
Meets Reporting Threshold
5225 NORRIS
MR004
12/2/2019
63 months ago
12.91 µg/L
Meets Reporting Threshold
3813 Lakeside Drive
MR001
12/2/2019
63 months ago
16.73 µg/L
Meets Reporting Threshold

HAA6Br (six brominated haloacetic acids)

HAA6Br (six brominated haloacetic acids) are a class of Disinfection Byproducts that includes Bromochloroacetic Acid, Bromodichloroacetic Acid, Dibromoacetic Acid, Dibromochloroacetic Acid, Monobromoacetic Acid, Tribromoacetic Acid and has a minimum reporting level of 0 µg/L and is a potential threat to human health. Learn more about HAA6Br (six brominated haloacetic acids).

2621 Walnut Creek Ln
MR003
12/2/2019
63 months ago
18.155 µg/L
5612 ROCK CANYON RD
MR003
12/2/2019
63 months ago
10.571 µg/L
5225 NORRIS
MR004
12/2/2019
63 months ago
12.472 µg/L
3813 Lakeside Drive
MR001
12/2/2019
63 months ago
10.9 µg/L

HAA9 (nine haloacetic acids)

HAA9 (nine haloacetic acids) are a class of Disinfection Byproducts that includes Bromochloroacetic Acid, Bromodichloroacetic Acid, Chlorodibromoacetic Acid, Dibromoacetic Acid, Dichloroacetic Acid, Monobromoacetic Acid, Monochloroacetic Acid, Tribromoacetic Acid, Trichloroacetic Acid and has a minimum reporting level of 0 µg/L and is a potential threat to human health. Learn more about HAA9 (nine haloacetic acids).

2621 Walnut Creek Ln
MR003
12/2/2019
63 months ago
26.965 µg/L
5612 ROCK CANYON RD
MR003
12/2/2019
63 months ago
24.071 µg/L
5225 NORRIS
MR004
12/2/2019
63 months ago
22.742 µg/L
3813 Lakeside Drive
MR001
12/2/2019
63 months ago
24.54 µg/L

alpha-hexachlorocyclohexane

alpha-hexachlorocyclohexane is a chemical contaminant that has a reference level of 0.006 µg/L. All the latest water samples for City of the Colony showed levels of alpha-hexachlorocyclohexane that were below unsafe concentration levels. Learn more about alpha-hexachlorocyclohexane.

OCPS HB PUMP GALLEY Entry Point to Dist. System
Dallas Water Intertie
12/2/2019
63 months ago
<0.01 µg/L
Below Reporting Level
WINDHAVEN METER VAULT Entry Point to Dist. System
Plano Water Intertie
12/2/2019
63 months ago
<0.01 µg/L
Below Reporting Level
PS 3 HB AFTER TP
Pump Station 3
9/30/2019
65 months ago
<0.01 µg/L
Below Reporting Level
PS 2, HB AFTER TP
Pump Station 2
9/30/2019
65 months ago
<0.01 µg/L
Below Reporting Level
PS 1 HB AFTER TP
Pump Station 1
9/26/2019
65 months ago
<0.01 µg/L
Below Reporting Level

anatoxin-a

anatoxin-a is a chemical contaminant that is a potential threat to human health. Learn more about anatoxin-a.

OCPS HB PUMP GALLEY Entry Point to Dist. System
Dallas Water Intertie
11/19/2018
75 months ago
<0.03 µg/L
Below Reporting Level
WINDHAVEN METER VAULT Entry Point to Dist. System
Plano Water Intertie
11/19/2018
75 months ago
<0.03 µg/L
Below Reporting Level

Butylated Hydroxyanisole

Butylated Hydroxyanisole is a chemical contaminant that is a potential threat to human health. Learn more about Butylated Hydroxyanisole.

OCPS HB PUMP GALLEY Entry Point to Dist. System
Dallas Water Intertie
12/2/2019
63 months ago
<0.03 µg/L
Below Reporting Level
WINDHAVEN METER VAULT Entry Point to Dist. System
Plano Water Intertie
12/2/2019
63 months ago
<0.03 µg/L
Below Reporting Level
PS 3 HB AFTER TP
Pump Station 3
9/30/2019
65 months ago
<0.03 µg/L
Below Reporting Level
PS 2, HB AFTER TP
Pump Station 2
9/30/2019
65 months ago
<0.03 µg/L
Below Reporting Level
PS 1 HB AFTER TP
Pump Station 1
9/26/2019
65 months ago
<0.03 µg/L
Below Reporting Level

chlorpyrifos

chlorpyrifos is a chemical contaminant that has a reference level of 2 µg/L. All the latest water samples for City of the Colony showed levels of chlorpyrifos that were below unsafe concentration levels. Learn more about chlorpyrifos.

OCPS HB PUMP GALLEY Entry Point to Dist. System
Dallas Water Intertie
12/2/2019
63 months ago
<0.03 µg/L
Below Reporting Level
WINDHAVEN METER VAULT Entry Point to Dist. System
Plano Water Intertie
12/2/2019
63 months ago
<0.03 µg/L
Below Reporting Level
PS 3 HB AFTER TP
Pump Station 3
9/30/2019
65 months ago
<0.03 µg/L
Below Reporting Level
PS 2, HB AFTER TP
Pump Station 2
9/30/2019
65 months ago
<0.03 µg/L
Below Reporting Level
PS 1 HB AFTER TP
Pump Station 1
9/26/2019
65 months ago
<0.03 µg/L
Below Reporting Level

cylindrospermopsin

cylindrospermopsin is a chemical contaminant that has a reference level of 0.7 µg/L. All the latest water samples for City of the Colony showed levels of cylindrospermopsin that were below unsafe concentration levels. Learn more about cylindrospermopsin.

OCPS HB PUMP GALLEY Entry Point to Dist. System
Dallas Water Intertie
11/19/2018
75 months ago
<0.09 µg/L
Below Reporting Level
WINDHAVEN METER VAULT Entry Point to Dist. System
Plano Water Intertie
11/19/2018
75 months ago
<0.09 µg/L
Below Reporting Level

dimethipin

dimethipin is a chemical contaminant that has a reference level of 140 µg/L. All the latest water samples for City of the Colony showed levels of dimethipin that were below unsafe concentration levels. Learn more about dimethipin.

OCPS HB PUMP GALLEY Entry Point to Dist. System
Dallas Water Intertie
12/2/2019
63 months ago
<0.2 µg/L
Below Reporting Level
WINDHAVEN METER VAULT Entry Point to Dist. System
Plano Water Intertie
12/2/2019
63 months ago
<0.2 µg/L
Below Reporting Level
PS 3 HB AFTER TP
Pump Station 3
9/30/2019
65 months ago
<0.2 µg/L
Below Reporting Level
PS 2, HB AFTER TP
Pump Station 2
9/30/2019
65 months ago
<0.2 µg/L
Below Reporting Level
PS 1 HB AFTER TP
Pump Station 1
9/26/2019
65 months ago
<0.2 µg/L
Below Reporting Level

ethoprop

ethoprop is a chemical contaminant that has a reference level of 1.14 µg/L. All the latest water samples for City of the Colony showed levels of ethoprop that were below unsafe concentration levels. Learn more about ethoprop.

OCPS HB PUMP GALLEY Entry Point to Dist. System
Dallas Water Intertie
12/2/2019
63 months ago
<0.03 µg/L
Below Reporting Level
WINDHAVEN METER VAULT Entry Point to Dist. System
Plano Water Intertie
12/2/2019
63 months ago
<0.03 µg/L
Below Reporting Level
PS 3 HB AFTER TP
Pump Station 3
9/30/2019
65 months ago
<0.03 µg/L
Below Reporting Level
PS 2, HB AFTER TP
Pump Station 2
9/30/2019
65 months ago
<0.03 µg/L
Below Reporting Level
PS 1 HB AFTER TP
Pump Station 1
9/26/2019
65 months ago
<0.03 µg/L
Below Reporting Level

Germanium

Germanium is a chemical contaminant that is a potential threat to human health. Learn more about Germanium.

OCPS HB PUMP GALLEY Entry Point to Dist. System
Dallas Water Intertie
12/2/2019
63 months ago
<0.3 µg/L
Below Reporting Level
WINDHAVEN METER VAULT Entry Point to Dist. System
Plano Water Intertie
12/2/2019
63 months ago
<0.3 µg/L
Below Reporting Level
PS 3 HB AFTER TP
Pump Station 3
9/30/2019
65 months ago
.3 µg/L
PS 2, HB AFTER TP
Pump Station 2
9/30/2019
65 months ago
.3 µg/L
PS 1 HB AFTER TP
Pump Station 1
9/26/2019
65 months ago
.3 µg/L

Manganese

Manganese is a chemical contaminant that has a reference level of 300 µg/L. All the latest water samples for City of the Colony showed levels of Manganese that were below unsafe concentration levels. The maximum reported value was 10.1 µg/L. Learn more about Manganese.

OCPS HB PUMP GALLEY Entry Point to Dist. System
Dallas Water Intertie
12/2/2019
63 months ago
6.5 µg/L
Meets Reporting Threshold
WINDHAVEN METER VAULT Entry Point to Dist. System
Plano Water Intertie
12/2/2019
63 months ago
10.1 µg/L
Meets Reporting Threshold
PS 3 HB AFTER TP
Pump Station 3
9/30/2019
65 months ago
2.4 µg/L
Meets Reporting Threshold
PS 2, HB AFTER TP
Pump Station 2
9/30/2019
65 months ago
2.3 µg/L
Meets Reporting Threshold
PS 1 HB AFTER TP
Pump Station 1
9/26/2019
65 months ago
1.9 µg/L
Meets Reporting Threshold

o-toluidine

o-toluidine is a chemical contaminant that is a potential threat to human health. Learn more about o-toluidine.

OCPS HB PUMP GALLEY Entry Point to Dist. System
Dallas Water Intertie
12/2/2019
63 months ago
<0.007 µg/L
Below Reporting Level
WINDHAVEN METER VAULT Entry Point to Dist. System
Plano Water Intertie
12/2/2019
63 months ago
<0.007 µg/L
Below Reporting Level
PS 3 HB AFTER TP
Pump Station 3
9/30/2019
65 months ago
<0.007 µg/L
Below Reporting Level
PS 2, HB AFTER TP
Pump Station 2
9/30/2019
65 months ago
<0.007 µg/L
Below Reporting Level
PS 1 HB AFTER TP
Pump Station 1
9/26/2019
65 months ago
<0.007 µg/L
Below Reporting Level

oxyfluorfen

oxyfluorfen is a chemical contaminant that has a reference level of 200 µg/L. All the latest water samples for City of the Colony showed levels of oxyfluorfen that were below unsafe concentration levels. Learn more about oxyfluorfen.

OCPS HB PUMP GALLEY Entry Point to Dist. System
Dallas Water Intertie
12/2/2019
63 months ago
<0.05 µg/L
Below Reporting Level
WINDHAVEN METER VAULT Entry Point to Dist. System
Plano Water Intertie
12/2/2019
63 months ago
<0.05 µg/L
Below Reporting Level
PS 3 HB AFTER TP
Pump Station 3
9/30/2019
65 months ago
<0.05 µg/L
Below Reporting Level
PS 2, HB AFTER TP
Pump Station 2
9/30/2019
65 months ago
<0.05 µg/L
Below Reporting Level
PS 1 HB AFTER TP
Pump Station 1
9/26/2019
65 months ago
<0.05 µg/L
Below Reporting Level

profenofos

profenofos is a chemical contaminant that has a reference level of 0.3 µg/L. All the latest water samples for City of the Colony showed levels of profenofos that were below unsafe concentration levels. Learn more about profenofos.

OCPS HB PUMP GALLEY Entry Point to Dist. System
Dallas Water Intertie
12/2/2019
63 months ago
<0.3 µg/L
Below Reporting Level
WINDHAVEN METER VAULT Entry Point to Dist. System
Plano Water Intertie
12/2/2019
63 months ago
<0.3 µg/L
Below Reporting Level
PS 3 HB AFTER TP
Pump Station 3
9/30/2019
65 months ago
<0.3 µg/L
Below Reporting Level
PS 2, HB AFTER TP
Pump Station 2
9/30/2019
65 months ago
<0.3 µg/L
Below Reporting Level
PS 1 HB AFTER TP
Pump Station 1
9/26/2019
65 months ago
<0.3 µg/L
Below Reporting Level

quinoline

quinoline is a chemical contaminant that has a reference level of 0.01 µg/L. All the latest water samples for City of the Colony showed levels of quinoline that were below unsafe concentration levels. Learn more about quinoline.

OCPS HB PUMP GALLEY Entry Point to Dist. System
Dallas Water Intertie
12/2/2019
63 months ago
<0.02 µg/L
Below Reporting Level
WINDHAVEN METER VAULT Entry Point to Dist. System
Plano Water Intertie
12/2/2019
63 months ago
<0.02 µg/L
Below Reporting Level
PS 3 HB AFTER TP
Pump Station 3
9/30/2019
65 months ago
<0.02 µg/L
Below Reporting Level
PS 2, HB AFTER TP
Pump Station 2
9/30/2019
65 months ago
<0.02 µg/L
Below Reporting Level
PS 1 HB AFTER TP
Pump Station 1
9/26/2019
65 months ago
<0.02 µg/L
Below Reporting Level

tebuconazole

tebuconazole is a chemical contaminant that has a reference level of 190 µg/L. All the latest water samples for City of the Colony showed levels of tebuconazole that were below unsafe concentration levels. Learn more about tebuconazole.

OCPS HB PUMP GALLEY Entry Point to Dist. System
Dallas Water Intertie
12/2/2019
63 months ago
<0.2 µg/L
Below Reporting Level
WINDHAVEN METER VAULT Entry Point to Dist. System
Plano Water Intertie
12/2/2019
63 months ago
<0.2 µg/L
Below Reporting Level
PS 3 HB AFTER TP
Pump Station 3
9/30/2019
65 months ago
<0.2 µg/L
Below Reporting Level
PS 2, HB AFTER TP
Pump Station 2
9/30/2019
65 months ago
<0.2 µg/L
Below Reporting Level
PS 1 HB AFTER TP
Pump Station 1
9/26/2019
65 months ago
<0.2 µg/L
Below Reporting Level

Total Microcystin

Total Microcystin is a chemical contaminant that has a reference level of 0.3 µg/L. All the latest water samples for City of the Colony showed levels of Total Microcystin that were below unsafe concentration levels. Learn more about Total Microcystin.

OCPS HB PUMP GALLEY Entry Point to Dist. System
Dallas Water Intertie
11/19/2018
75 months ago
<0.3 µg/L
Below Reporting Level
WINDHAVEN METER VAULT Entry Point to Dist. System
Plano Water Intertie
11/19/2018
75 months ago
<0.3 µg/L
Below Reporting Level

Total Permethrin

Total Permethrin is a chemical contaminant that has a reference level of 3.344 µg/L. All the latest water samples for City of the Colony showed levels of Total Permethrin that were below unsafe concentration levels. Learn more about Total Permethrin.

OCPS HB PUMP GALLEY Entry Point to Dist. System
Dallas Water Intertie
12/2/2019
63 months ago
<0.04 µg/L
Below Reporting Level
WINDHAVEN METER VAULT Entry Point to Dist. System
Plano Water Intertie
12/2/2019
63 months ago
<0.04 µg/L
Below Reporting Level
PS 3 HB AFTER TP
Pump Station 3
9/30/2019
65 months ago
<0.04 µg/L
Below Reporting Level
PS 2, HB AFTER TP
Pump Station 2
9/30/2019
65 months ago
<0.04 µg/L
Below Reporting Level
PS 1 HB AFTER TP
Pump Station 1
9/26/2019
65 months ago
<0.04 µg/L
Below Reporting Level

tribufos

tribufos is a chemical contaminant that has a reference level of 0.6 µg/L. All the latest water samples for City of the Colony showed levels of tribufos that were below unsafe concentration levels. Learn more about tribufos.

OCPS HB PUMP GALLEY Entry Point to Dist. System
Dallas Water Intertie
12/2/2019
63 months ago
<0.07 µg/L
Below Reporting Level
WINDHAVEN METER VAULT Entry Point to Dist. System
Plano Water Intertie
12/2/2019
63 months ago
<0.07 µg/L
Below Reporting Level
PS 3 HB AFTER TP
Pump Station 3
9/30/2019
65 months ago
<0.07 µg/L
Below Reporting Level
PS 2, HB AFTER TP
Pump Station 2
9/30/2019
65 months ago
<0.07 µg/L
Below Reporting Level
PS 1 HB AFTER TP
Pump Station 1
9/26/2019
65 months ago
<0.07 µg/L
Below Reporting Level

Sampling Facilities

Facility NameWater Type/Source
Dallas Water IntertieMultiple sources (MX)
Plano Water IntertieSurface Water (SW)
MR003Multiple sources (MX)
MR003Multiple sources (MX)
MR004Multiple sources (MX)
MR001Multiple sources (MX)
Pump Station 3Ground Water (GW)
Pump Station 2Ground Water (GW)
Pump Station 1Ground Water (GW)

FAQ

Is City of the Colony tap water safe to drink?

When was City of the Colony last tested for water contamination?

The latest water samples were taken between November 19th, 2018 and December 2nd, 2019.