Adams Water Quality Report
9 cities ranked · Average grade: C+ · Colorado
Avg Score
68.5
Cities Ranked
9
Health Violations
5
PFAS Detected
6
68.5
County avg score
9
Cities ranked
56%
A or B grade
44%
D or F grade
5
Health violations
6
PFAS detected
Grade Distribution
How Adams cities scored
A
4
44%
Excellent
B
1
11%
Good
C
0
0%
Fair
D
2
22%
Poor
F
2
22%
Failing
Comparison
County vs Colorado average
▲ 2.4 pts above state average
City Map
Water quality across Adams
Each dot is a city, colored by grade. Click any city to view its full report.
Highlights
Top & bottom cities in Adams
County context
2
Superfund sites in Adams
630
lbs/yr to surface water · top 10 TRI facilities
Industrial pollution
Top industrial polluters in Adams
Industrial polluters nearby
Facilities reporting the most surface-water releases in Adams, 2023.
Total reported releases to surface water: 630 lbs
| Facility | Top chemical | To surface water (lbs/yr) |
|---|---|---|
SUNCOR ENERGY COMMERCE CITY REFINERY COMMERCE CITY, CO80022 | Ammonia | 630 |
OWENS CORNING ROOFING & ASPHALT LLC DENVER, CO80216 | Polycyclic aromatic compounds | 0 |
OWENS CORNING ROOFING & ASPHALT LLC DENVER, CO80216 | Polycyclic aromatic compounds | 0 |
INDUSTRIAL CHEMICALS CORP ARVADA, CO80002 | — | — |
READY MIXED CONCRETE PLANT 11 ARVADA, CO80002 | — | — |
+ 5 more facilities
Source: EPA Toxic Release Inventory (TRI) 2023
Superfund sites
Superfund sites in Adams
Superfund sites nearby
Federally tracked hazardous-waste sites within Adams on the EPA National Priorities List.
- BRODERICK WOOD PRODUCTS
- ROCKY MOUNTAIN ARSENAL USARMY
Source: EPA Superfund National Priorities List
Full Rankings
All 9 cities in Adams
| # | City | Grade | Score | Score | Population | Violations | Issues |
|---|---|---|---|---|---|---|---|
| 1 | Northglenn | A+ | 95.6 | 49K | 7 | ||
| 2 | Commerce City | A | 93.2 | 74K | 0 | Zero violations | |
| 3 | Bennett | A- | 89.3 | 4K | 19 | Health Unresolved | |
| 4 | Hastings | A- | 86.7 | 738 | 4 | Unresolved | |
| 5 | Federal Heights | B+ | 84.8 | 12K | 1 | Unresolved | |
| 6 | Strasburg | D | 47 | 2K | 181 | Health Unresolved | |
| 7 | Westminster | D | 46 | 204K | 115 | Health Unresolved | |
| 8 | Thornton | F | 38 | 233K | 139 | Health PFAS Unresolved | |
| 9 | Brighton | F | 36 | 65K | 337 | Health PFAS Unresolved |