ANTONITO TOWN OF EPA Drinking Water Compliance Record

TapScore summarizes EPA Safe Drinking Water Information System records for public water system CO0111100. It does not test household tap water or determine whether water is currently safe to drink.

C

Some recent records

TapScore compliance-history grade

18 EPA violation records from July 1, 2021 through June 30, 2026

System details

PWSID
CO0111100
Population served
981
Water source
Surface Water
Owner type
Local Government
State
Colorado
EPA region
8
All historical records
159
Not marked resolved
5

How to read this grade

Grade C means “Some recent records” under TapScore's published method. It is a comparison of recent EPA compliance records, not an EPA grade, laboratory result, health recommendation, or guarantee of present water quality.

EPA contaminant categories in violation records

EPA categoryClassificationRecords
Surface Water Treatment RuleHealth-based record15
Lead and Copper RuleHealth-based record11
Public NoticeMonitoring/reporting record9
Haloacetic Acids (HAA5)Monitoring/reporting record8
ChlorineMonitoring/reporting record7
Revised Total Coliform RuleMonitoring/reporting record6
CARBON, TOTALMonitoring/reporting record6
Total Trihalomethanes (TTHMs)Monitoring/reporting record5
Stage 1 Disinfectants and Disinfection Byproducts RuleHealth-based record3
NitrateMonitoring/reporting record2
Xylenes, TotalMonitoring/reporting record2
Trichloroethylene (TCE)Monitoring/reporting record2
o-DichlorobenzeneMonitoring/reporting record2
Vinyl chlorideMonitoring/reporting record2
1,1,1-TrichloroethaneMonitoring/reporting record2
Carbon tetrachlorideMonitoring/reporting record2
1,2-DichloropropaneMonitoring/reporting record2
ChloramineMonitoring/reporting record2
1,1,2-TrichloroethaneMonitoring/reporting record2
BenzeneMonitoring/reporting record2

Showing the 20 categories with the most records out of 76 categories in this system's history.

These are compliance records associated with an EPA contaminant code, not current tap-water test results or proof that a substance is presently detected.

Violation history by year

2025
8
2024
4
2023
4
2022
1
2021
1
2020
25
2019
8
2018
6
2017
14
2016
9

Historical counts may include resolved records. For current notices and local sampling results, check the utility's latest Consumer Confidence Report and your state drinking-water agency.

Reported service area

Cities served

ZIP codes served

County: Conejos