Colorado — 3rd District
119th Congress · 168 ZIP codes · Avg score 59/100 · Grade C · Updated 2026-07-17
Data: EPA SDWIS / Census 119th Congress Last verified: 2026-07-17
ZipCheckup tracks water safety for 168 ZIP codes in Colorado's 3rd District: the district earns a grade C (59/100). 1,577 EPA violations on record, 323 health-based.
Top Contaminants
ZIP Codes in This District
100 ZIP codes tracked in Colorado's 3rd District. Showing top 50 by safety score.
| # | ZIP Code | City | Safety Score | Grade | Violations |
|---|---|---|---|---|---|
| 1 | 81123 | Blanca | 83 | B | 0 |
| 2 | 81128 | Chromo | 83 | B | 0 |
| 3 | 81151 | Sanford | 83 | B | 0 |
| 4 | 81124 | Capulin | 82 | B | 18 (1 health) |
| 5 | 81125 | Center | 82 | B | 2 |
| 6 | 81129 | Conejos | 82 | B | 3 (1 health) |
| 7 | 81148 | Romeo | 82 | B | 11 (1 health) |
| 8 | 81235 | Lake City | 82 | B | 3 |
| 9 | 81130 | Creede | 81 | B | 4 |
| 10 | 81134 | Garcia | 81 | B | 7 (2 health) |
| 11 | 81149 | Saguache | 81 | B | 4 |
| 12 | 81152 | San Luis | 81 | B | 4 |
| 13 | 81132 | Del Norte | 80 | B | 4 |
| 14 | 81433 | Silverton | 80 | B | 3 |
| 15 | 81154 | South Fork | 79 | B | 8 |
| 16 | 81147 | Pagosa Springs | 77 | B | 13 |
| 17 | 81157 | Pagosa Springs | 77 | B | 13 |
| 18 | 81131 | Crestone | 76 | B | 5 (1 health) |
| 19 | 81141 | Manassa | 76 | B | 8 |
| 20 | 81140 | La Jara | 74 | B | 9 |
| 21 | 81144 | Monte Vista | 73 | B | 32 (4 health) |
| 22 | 81102 | Alamosa | 72 | B | 20 |
| 23 | 81120 | Antonito | 72 | B | 16 |
| 24 | 81143 | Moffat | 72 | B | 6 (1 health) |
| 25 | 81631 | Eagle | 71 | B | 12 |
| 26 | 81004 | Pueblo | 70 | B | 0 |
| 27 | 81005 | Pueblo | 70 | B | 0 |
| 28 | 81007 | Pueblo | 70 | B | 0 |
| 29 | 81008 | Pueblo | 70 | B | 0 |
| 30 | 81520 | Clifton | 70 | B | 0 |
| 31 | 81624 | Collbran | 70 | B | 0 |
| 32 | 81082 | Trinidad | 69 | C | 17 (1 health) |
| 33 | 81210 | Almont | 69 | C | 9 (1 health) |
| 34 | 81427 | Ouray | 69 | C | 14 (1 health) |
| 35 | 81501 | Grand Junction | 69 | C | 2 |
| 36 | 81503 | Grand Junction | 69 | C | 2 |
| 37 | 81504 | Grand Junction | 69 | C | 2 |
| 38 | 81505 | Grand Junction | 69 | C | 2 |
| 39 | 81506 | Grand Junction | 69 | C | 2 |
| 40 | 81526 | Palisade | 68 | C | 4 |
| 41 | 81623 | Carbondale | 68 | C | 15 (2 health) |
| 42 | 81641 | Meeker | 68 | C | 20 (2 health) |
| 43 | 81648 | Rangely | 68 | C | 2 |
| 44 | 81101 | Alamosa | 67 | C | 20 |
| 45 | 81434 | Somerset | 67 | C | 14 (3 health) |
| 46 | 81611 | Aspen | 67 | C | 7 |
| 47 | 81612 | Aspen | 67 | C | 7 |
| 48 | 81635 | Parachute | 67 | C | 6 |
| 49 | 81002 | Pueblo | 66 | C | 0 |
| 50 | 81009 | Pueblo | 66 | C | 0 |
Overview
Colorado's 3rd District encompasses 168 ZIP codes tracked by ZipCheckup. The district's average Home Safety Score is C (59/100).
1577 EPA violations have been recorded across this district's water systems. 323 are health-based violations. About 64% of tracked ZIP codes have at least one violation.
Top Contaminants
The most frequently cited water quality issues in this district:
- Lead and Copper Rule - 255 violations
- E. coli - 230 violations
- Stage 1 DBP Rule - 151 violations
- Fecal Coliform - 146 violations
- Consumer Confidence Report Rule - 140 violations
Housing Context
Homes in this district were built on average around 1981 (~45 years old). Older homes may have lead pipes or solder - consider a water filter if your home predates 1986.
Lead Alert: 1 ZIP code in this district exceed the EPA action level for lead. Consider using a certified lead-removal filter.
Data Sources
- Water quality violations: EPA Safe Drinking Water Information System (SDWIS)
- Congressional district boundaries: U.S. Census Bureau, 119th Congress
- Housing age: U.S. Census Bureau American Community Survey
Updated daily. Data covers 168 ZIP codes in Colorado's 3rd District.