Rockford is a large public water system in EPA region 5 that provides tap water for the 61101 - 61103, 61108, 61109 zip codes. It has 99 facilities where the water supply was tested for 82 chemical contaminants that impact tap water quality and human health.
The maximum reported level of HAA5 (five regulated haloacetic acids) was 5.444 µg/L. The maximum reported level of Manganese was 384.38 µg/L. Some (2 of 47 or 4%) of the latest water samples showed levels of Manganese that were at or above unsafe concentration levels. There were 2 contamintants found in the Rockford water supply at levels that were above the minimum reporting level. 1 of the contaminants were above the reference level, which means they may pose a risk to human health.
TP 1 (Well 45)
Ground Water (GW)TP 1 Finished WaterEntry Point to the Distribution System (EP)
TP 2 (Well 3)
Ground Water (GW)TP 2 Finished WaterEntry Point to the Distribution System (EP)
TP 4 (Wells 5 & 5A)
Ground Water (GW)TP 4 Finished WaterEntry Point to the Distribution System (EP)
TP 5 (Well 6)
Ground Water (GW)TP 5 Finished WaterEntry Point to the Distribution System (EP)
TP 8 (Well 9A)
Ground Water (GW)TP 8 Finished WaterEntry Point to the Distribution System (EP)
TP 9 (Well 10)
Ground Water (GW)TP 9 Finished WaterEntry Point to the Distribution System (EP)
TP 12 (Well 13)
Ground Water (GW)TP 12 Finished WaterEntry Point to the Distribution System (EP)
TP 16 (Well 18)
Ground Water (GW)TP 16 Finished WaterEntry Point to the Distribution System (EP)
TP 19 (Well 21)
Ground Water (GW)TP 19 Finished WaterEntry Point to the Distribution System (EP)
TP 20 (Well 22)
Ground Water (GW)TP 20 Finished WaterEntry Point to the Distribution System (EP)
TP 21 (Well 23)
Ground Water (GW)TP 21 Finished WaterEntry Point to the Distribution System (EP)
TP 24 (Well 26)
Ground Water (GW)TP 24 Finished WaterEntry Point to the Distribution System (EP)
TP 27 (Well 29)
Ground Water (GW)TP 27 Finished WaterEntry Point to the Distribution System (EP)
TP 28 (Well 30)
Ground Water (GW)TP 28 Finished WaterEntry Point to the Distribution System (EP)
TP 29 (Well 31)
Ground Water (GW)TP 29 Finished WaterEntry Point to the Distribution System (EP)
TP 32 (Well 36)
Ground Water (GW)TP 32 Finished WaterEntry Point to the Distribution System (EP)
TP 34 (Well 40)
Ground Water (GW)TP 34 Finished WaterEntry Point to the Distribution System (EP)
TP 36 (Well 37)
Ground Water (GW)TP 36 Finished WaterEntry Point to the Distribution System (EP)
TP 37 (Well 39)
Ground Water (GW)TP 37 Finished WaterEntry Point to the Distribution System (EP)
TP 38 (Well 42)
Ground Water (GW)TP 38 Finished WaterEntry Point to the Distribution System (EP)
TP 39 (Well 43)
Ground Water (GW)TP 39 Finished WaterEntry Point to the Distribution System (EP)
TP 40 (Well 44)
Ground Water (GW)TP 40 Finished WaterEntry Point to the Distribution System (EP)
TP 22 (Well 24)
Ground Water (GW)TP 22 Finished WaterEntry Point to the Distribution System (EP)
TP 31 (Well 35)
Ground Water (GW)TP 31 Finished WaterEntry Point to the Distribution System (EP)
TP 35 (Well 34)
Ground Water (GW)TP 35 Finished WaterEntry Point to the Distribution System (EP)
Distribution System
Ground Water (GW)3329 W. State St.Distribution System (DS)
Hydrant @ Corner of Tulip/SunflowerDistribution System (DS)
Pump Station
Ground Water (GW)Group Well Reservoir PumpsEntry Point to the Distribution System (EP)
Well 3
Ground Water (GW)EPTDS from Well 3Entry Point to the Distribution System (EP)
Wells 5 & 5A
Ground Water (GW)EPTDS from Wells 5 & 5AEntry Point to the Distribution System (EP)
Well 6
Ground Water (GW)EPTDS from Well 6Entry Point to the Distribution System (EP)
WELLS 5 AND 5AEntry Point to the Distribution System (EP)
Well 9 & 9A
Ground Water (GW)EPTDS from Well 9 & 9AEntry Point to the Distribution System (EP)
WELL 6Entry Point to the Distribution System (EP)
Well 10
Ground Water (GW)EPTDS from Well 10Entry Point to the Distribution System (EP)
Well 13
Ground Water (GW)EPTDS from Well 13Entry Point to the Distribution System (EP)
Well 18
Ground Water (GW)EPTDS from Well 18Entry Point to the Distribution System (EP)
WELL 10Entry Point to the Distribution System (EP)
Well 21
Ground Water (GW)EPTDS from Well 21Entry Point to the Distribution System (EP)
WELL 11Entry Point to the Distribution System (EP)
Well 22
Ground Water (GW)EPTDS from Well 22Entry Point to the Distribution System (EP)
Well 23
Ground Water (GW)EPTDS from Well 23Entry Point to the Distribution System (EP)
WELL 13Entry Point to the Distribution System (EP)
Well 24
Ground Water (GW)EPTDS from Well 24Entry Point to the Distribution System (EP)
WELL 15Entry Point to the Distribution System (EP)
Well 25
Ground Water (GW)EPTDS from Well 25Entry Point to the Distribution System (EP)
HARRISON AV S ALPINEEntry Point to the Distribution System (EP)
Well 26
Ground Water (GW)EPTDS from Well 26Entry Point to the Distribution System (EP)
WELL 17Entry Point to the Distribution System (EP)
Well 29
Ground Water (GW)EPTDS from Well 29Entry Point to the Distribution System (EP)
Well 30
Ground Water (GW)EPTDS from Well 30Entry Point to the Distribution System (EP)
WELL 20Entry Point to the Distribution System (EP)
Well 31
Ground Water (GW)EPTDS from Well 31Entry Point to the Distribution System (EP)
WELL 21Entry Point to the Distribution System (EP)
Well 35
Ground Water (GW)EPTDS from Well 35Entry Point to the Distribution System (EP)
WELL 22Entry Point to the Distribution System (EP)
Well 36
Ground Water (GW)EPTDS from Well 36Entry Point to the Distribution System (EP)
WELL 23Entry Point to the Distribution System (EP)
Well 40
Ground Water (GW)EPTDS from Well 40Entry Point to the Distribution System (EP)
WELL 24Entry Point to the Distribution System (EP)
Well 34
Ground Water (GW)Wellsite 34Entry Point to the Distribution System (EP)
WELL 25Entry Point to the Distribution System (EP)
Well 37
Ground Water (GW)EPTDS from Well 37Entry Point to the Distribution System (EP)
WELL 26Entry Point to the Distribution System (EP)
Well 39
Ground Water (GW)7413 SpringbrookEntry Point to the Distribution System (EP)
WELL 27Entry Point to the Distribution System (EP)
Well 42
Ground Water (GW)Wellsite 42 FinishedEntry Point to the Distribution System (EP)
WELL 28Entry Point to the Distribution System (EP)
Well 43
Ground Water (GW)Wellsite 43Entry Point to the Distribution System (EP)
WELL 29Entry Point to the Distribution System (EP)
Well 44
Ground Water (GW)EPTDS from Well 44Entry Point to the Distribution System (EP)
WELL 30Entry Point to the Distribution System (EP)
Distribution System
Ground Water (GW)3329 W. State St.Maximum Residence Time (MR)
TP 08-WELL 9A
Ground Water (GW)WELL 9 AND 9AEntry Point to the Distribution System (EP)
TP 16-WELL 18
Ground Water (GW)WELL 18Entry Point to the Distribution System (EP)
TP 29-WELL 31
Ground Water (GW)WELL 31Entry Point to the Distribution System (EP)
TP 31-WELL 35
Ground Water (GW)WELL 35Entry Point to the Distribution System (EP)
TP 32-WELL 36
Ground Water (GW)WELL 36Entry Point to the Distribution System (EP)
TP 34-WELL 40
Ground Water (GW)WELL 40Entry Point to the Distribution System (EP)
TP 35-WELL 34
Ground Water (GW)WELLSITE 34Entry Point to the Distribution System (EP)
TP 36-WELL 37
Ground Water (GW)WELL 37Entry Point to the Distribution System (EP)
TP 37-WELL 39
Ground Water (GW)WL39 7413 SPNGBROOKEntry Point to the Distribution System (EP)
TP 38-WELL 42
Ground Water (GW)WELLSITE 42 FINISHEDEntry Point to the Distribution System (EP)
TP 39-WELL 43
Ground Water (GW)WELLSITE 43Entry Point to the Distribution System (EP)
TP 40-WELL 44
Ground Water (GW)WELL 44Entry Point to the Distribution System (EP)
GROUP WELL RESERVOIR PUMP STA 1111 CEDAR
Ground Water (GW)GROUP WELL RESERVOIREntry Point to the Distribution System (EP)
WELL 3
Ground Water (GW)WELL 3Entry Point to the Distribution System (EP)
WELLS 5 AND 5A
Ground Water (GW)WELLS 5 AND 5AEntry Point to the Distribution System (EP)
WELL 6
Ground Water (GW)WELL 6Entry Point to the Distribution System (EP)
WELL 9 AND 9A
Ground Water (GW)WELL 9 AND 9AEntry Point to the Distribution System (EP)
WELL 10
Ground Water (GW)WELL 10Entry Point to the Distribution System (EP)
WELL 11
Ground Water (GW)WELL 11Entry Point to the Distribution System (EP)
WELL 13
Ground Water (GW)WELL 13Entry Point to the Distribution System (EP)
WELL 15
Ground Water (GW)WELL 15Entry Point to the Distribution System (EP)
HARRISON AVE AND S ALPINE
Ground Water (GW)HARRISON AVE AND S AEntry Point to the Distribution System (EP)
WELL 17
Ground Water (GW)WELL 17Entry Point to the Distribution System (EP)
WELL 18
Ground Water (GW)WELL 18Entry Point to the Distribution System (EP)
WELL 20
Ground Water (GW)WELL 20Entry Point to the Distribution System (EP)
WELL 21
Ground Water (GW)WELL 21Entry Point to the Distribution System (EP)
WELL 22
Ground Water (GW)WELL 22Entry Point to the Distribution System (EP)
WELL 23
Ground Water (GW)WELL 23Entry Point to the Distribution System (EP)
WELL 24
Ground Water (GW)WELL 24Entry Point to the Distribution System (EP)
WELL 25
Ground Water (GW)WELL 25Entry Point to the Distribution System (EP)
WELL 26
Ground Water (GW)WELL 26Entry Point to the Distribution System (EP)
WELL 27
Ground Water (GW)WELL 27Entry Point to the Distribution System (EP)
WELL 28
Ground Water (GW)WELL 28Entry Point to the Distribution System (EP)
WELL 29
Ground Water (GW)WELL 29Entry Point to the Distribution System (EP)
WELL 30
Ground Water (GW)WELL 30Entry Point to the Distribution System (EP)
WELL 31
Ground Water (GW)WELL 31Entry Point to the Distribution System (EP)
WELL 35
Ground Water (GW)WELL 35Entry Point to the Distribution System (EP)
WELL 36
Ground Water (GW)WELL 36Entry Point to the Distribution System (EP)
WELL 40
Ground Water (GW)WELL 40Entry Point to the Distribution System (EP)
WELLSITE 34
Ground Water (GW)WELLSITE 34Entry Point to the Distribution System (EP)
WELL 37
Ground Water (GW)WELL 37Entry Point to the Distribution System (EP)
WELLSITE 39 7413 SPRINGBROOK RD
Ground Water (GW)WELLSITE 39 7413 SPREntry Point to the Distribution System (EP)
WELLSITE 42 FINISHED 6733 NEWBURG RD
Ground Water (GW)WELLSITE 42 FINISHEDEntry Point to the Distribution System (EP)
WELLSITE 43
Ground Water (GW)WELLSITE 43Entry Point to the Distribution System (EP)
WELL 44
Ground Water (GW)WELL 44Entry Point to the Distribution System (EP)
()LD (LD)
MD (MD)
Maximum Residence Time (MR)
The latest water samples were taken on April 29th, 2025.