Tap Water Quality Report

Tap water quality in COUNCIL BLUFFS, Iowa

Served by COUNCIL BLUFFS WATER WORKS. 64,447 residents.

Average score 65/100
Utilities 1
Population 64,447
D
65/100
Below Average
ⓘ How did we get this rating?
Quick answer

Tap water in COUNCIL BLUFFS, Iowa receives a grade of D (65/100) from TapWaterSafety.org. It's served by COUNCIL BLUFFS WATER WORKS. The most significant water quality concerns are: Haloacetic acids (HAA9) significantly above health guideline; Total trihalomethanes (TTHMs) significantly above health guideline; Bromodichloromethane significantly above health guideline. Data sources: EPA SDWIS, EPA ECHO, EWG Tap Water Database.

Data sources for this grade: utilities.csv EWG Tap Water Database ⓘ How did we get this rating?

What's in COUNCIL BLUFFS's tap water

Top water quality concerns identified by the EPA and Environmental Working Group across the utility serving COUNCIL BLUFFS.

Haloacetic acids (HAA9) significantly above health guideline

Moderate concern

Haloacetic acids (HAA9) detected at 19.8 ppb, 331x above the EWG health guideline of 0.06 ppb.

Total trihalomethanes (TTHMs) significantly above health guideline

Moderate concern

Total trihalomethanes (TTHMs) detected at 41.5 ppb, 276x above the EWG health guideline of 0.15 ppb.

Bromodichloromethane significantly above health guideline

Moderate concern

Bromodichloromethane detected at 9.34 ppb, 156x above the EWG health guideline of 0.06 ppb.

Recommended filters for COUNCIL BLUFFS

Filters matched to the specific contaminants in COUNCIL BLUFFS's water supply.

Disclosure: TapWaterSafety earns a commission from purchases made through these links. This does not influence our scoring methodology or filter selection.

All contaminants detected in COUNCIL BLUFFS's tap water

Every contaminant identified, compared side-by-side against US EPA legal limits, the EU Drinking Water Directive (2020/2184), WHO Guidelines, and California's Public Health Goal. Why we show multiple standards →

Contaminant Detected EWG
US health-based
EPA
US legal
EU DWD
Europe
WHO
global
CA PHG
strictest US
Tested
sample year
Status
Haloacetic acids (HAA9)
Disinfection byproduct
19.8 ppb 0.06 331× over
Total trihalomethanes (TTHMs)
Disinfection byproduct
41.5 ppb 0.15 80.0 100 276× over
Bromodichloromethane
Disinfection byproduct
9.34 ppb 0.06 156× over
Haloacetic acids (HAA5)
Disinfection byproduct
12.6 ppb 0.1 60.0 60 126× over
Chromium (hexavalent)
Heavy metal
1.41 ppb 0.02 70× over
Chloroform
Disinfection byproduct
27.3 ppb 0.4 68× over
Dichloroacetic acid
Disinfection byproduct
9.48 ppb 0.2 47× over
Dibromochloromethane
Disinfection byproduct
4.44 ppb 0.1 44× over
Dibromoacetic acid
Disinfection byproduct
1.07 ppb 0.03 36× over
Trichloroacetic acid
Disinfection byproduct
2.19 ppb 0.1 22× over
Nitrate
Inorganic
0.498 ppm 0.14 10.0 11.3 11.3 10 3.6× over
Bromoform
Disinfection byproduct
0.407 ppb 0.5 Below guideline
Chlorate
Disinfection byproduct
46.4 ppb 210.0 Below guideline
Di(2-ethylhexyl) phthalate
Semi-volatile organic compound
0.433 ppb 3.0 6.0 Below guideline
Molybdenum
Other
2.79 ppb 40.0 Below guideline
Manganese
Heavy metal
2.64 ppb 100.0 50 80 Below guideline
Vanadium
Other
0.0875 ppb 21.0 Below guideline
Monochloroacetic acid
Disinfection byproduct
0.104 ppb 53.0 Below guideline
Strontium
Radiological
0.347 ppb 1500.0 Below guideline
Fluoride
Inorganic
0.654 ppm 4.0 1.5 1.5 Below guideline
Lithium
Other
105.0 ppb Below guideline

All values in the unit of the detected level. Red cells indicate the detected level exceeds that standard. Some contaminants have limits in some jurisdictions but not others (shown as —). The "Tested" column shows the year each contaminant sample was collected.

Sources: US EPA, EU Drinking Water Directive 2020/2184, WHO Guidelines, California OEHHA PHGs, EWG Tap Water Database.

Treatment plant contact info

For service issues, water quality concerns, or to request a Consumer Confidence Report from COUNCIL BLUFFS WATER WORKS.

Treatment Plant

FacilityTREATMENT PLANT #1

ZIP codes served

COUNCIL BLUFFS's public water systems serve the following ZIP codes: