Tap Water Quality Report
Tap water quality in Colorado Springs, Colorado
Tap water in Colorado Springs, Colorado receives a grade of C (78/100) from TapWaterSafety.org. It's served by COLORADO SPRINGS UTILITIES. The most significant water quality concerns are: Haloacetic acids (HAA9) significantly above health guideline; Haloacetic acids (HAA5) significantly above health guideline; Total trihalomethanes (TTHMs) significantly above health guideline. Data sources: EPA SDWIS, EPA ECHO, EWG Tap Water Database.
What's in Colorado Springs's tap water
Top water quality concerns identified by the EPA and Environmental Working Group across the utility serving Colorado Springs.
Haloacetic acids (HAA9) significantly above health guideline
Moderate concernHaloacetic acids (HAA9) detected at 37.0 ppb, 617x above the EWG health guideline of 0.06 ppb.
Haloacetic acids (HAA5) significantly above health guideline
Moderate concernHaloacetic acids (HAA5) detected at 27.5 ppb, 275x above the EWG health guideline of 0.1 ppb.
Total trihalomethanes (TTHMs) significantly above health guideline
Moderate concernTotal trihalomethanes (TTHMs) detected at 37.3 ppb, 249x above the EWG health guideline of 0.15 ppb.
EPA compliance record
Official U.S. EPA records for COLORADO SPRINGS UTILITIES (system ID CO0121150) for the last 3 years. Checked 2026-10-07.
Source: U.S. EPA Enforcement and Compliance History Online (ECHO), from the Safe Drinking Water Information System. See EPA's full report.
Recommended filters for Colorado Springs
Filters matched to the specific contaminants in Colorado Springs's water supply.
Carbon filter certified for VOCs (NSF/ANSI 53)
$180-$599Activated carbon is effective for disinfection byproducts. Look for NSF/ANSI 53 VOC reduction.
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 Colorado Springs'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 |
37.0 ppb | 0.06 | — | — | — | — | — | 617× over |
| Haloacetic acids (HAA5) Disinfection byproduct |
27.5 ppb | 0.1 | 60.0 | 60 | — | — | — | 275× over |
| Total trihalomethanes (TTHMs) Disinfection byproduct |
37.3 ppb | 0.15 | 80.0 | 100 | — | — | — | 249× over |
| Trichloroacetic acid Disinfection byproduct |
14.9 ppb | 0.1 | — | — | — | — | — | 149× over |
| Bromodichloromethane Disinfection byproduct |
5.18 ppb | 0.06 | — | — | — | — | — | 86× over |
| Chloroform Disinfection byproduct |
31.1 ppb | 0.4 | — | — | — | — | — | 78× over |
| Dichloroacetic acid Disinfection byproduct |
10.4 ppb | 0.2 | — | — | — | — | — | 52× over |
| Radium, combined (-226 and -228) Radiological |
1.11 pCi/L | 0.05 | 5.0 | — | — | — | — | 22× over |
| Dibromochloromethane Disinfection byproduct |
0.996 ppb | 0.1 | — | — | — | — | — | 10× over |
| Uranium Radiological |
0.54 pCi/L | 0.43 | 20.0 | 30 | 30 | 0.43 | — | 1.3× over |
| Nitrate Inorganic |
0.0674 ppm | 0.14 | 10.0 | 11.3 | 11.3 | 10 | — | Below guideline |
| Nitrate and nitrite Inorganic |
0.0674 ppm | 0.14 | 10.0 | 11.3 | 11.3 | 10 | — | Below guideline |
| Chromium (hexavalent) Heavy metal |
0.00197 ppb | 0.02 | — | — | — | — | — | Below guideline |
| Monochloroacetic acid Disinfection byproduct |
2.13 ppb | 53.0 | — | — | — | — | — | Below guideline |
| Barium Heavy metal |
24.4 ppb | 700.0 | 2000.0 | — | 1300 | 2000 | — | Below guideline |
| Selenium Heavy metal |
0.753 ppb | 30.0 | 50.0 | 20 | 40 | 30 | — | Below guideline |
| Di(2-ethylhexyl) phthalate Semi-volatile organic compound |
0.0552 ppb | 3.0 | 6.0 | — | — | — | — | Below guideline |
| Chlorate Disinfection byproduct |
3.69 ppb | 210.0 | — | — | — | — | — | Below guideline |
| Manganese Heavy metal |
1.25 ppb | 100.0 | — | 50 | 80 | — | — | Below guideline |
| Molybdenum Other |
0.419 ppb | 40.0 | — | — | — | — | — | Below guideline |
| Vanadium Other |
0.015 ppb | 21.0 | — | — | — | — | — | Below guideline |
| Xylenes (total) Volatile organic compound |
0.328 ppb | 1800.0 | 10000.0 | — | — | — | — | Below guideline |
| Strontium Radiological |
0.0794 ppb | 1500.0 | — | — | — | — | — | Below guideline |
| 1-Butanol Other |
1.11 ppb | — | — | — | — | — | — | Below guideline |
| Chromium (total) Heavy metal |
0.507 ppb | — | 100.0 | — | — | — | — | Below guideline |
| Fluoride Inorganic |
0.513 ppm | — | 4.0 | 1.5 | 1.5 | — | — | 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 COLORADO SPRINGS UTILITIES.
General Contact
Treatment Plant
ZIP codes served
Colorado Springs's public water systems serve the following ZIP codes: