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Community Water System · PWS CO0160175

Florissant WSD

Florissant, Colorado 80816 - drinking water served from surface water sources to 250 people, tracked in EPA SDWIS and UCMR5.

250
People served
1,146
EPA violations
52
Health-based
Untested
UCMR5 result

The verdict

EPA records 1,146 drinking-water violations at Florissant WSD, 5% of them health-based - above the Colorado per-system average.

1,146
Total EPA violations on record
5%
Health-based (MCL / treatment failure)
250
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Florissant WSD

Florissant WSD is a local-owned community water system that delivers drinking water to 250 residents in Florissant, Colorado (Teller County) through 95 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 1,146 total violations for this system , of which 52 (5%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 1,048 monitoring and reporting violations are on file. The most recent violation on record dates to 2025.

The most frequently cited contaminant at this system is Interim Enhanced Surface Water Treatment Rule, recorded in 85 violations (MR). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

Across Colorado, EPA tracks 2,193 public water systems serving 7,473,456 people, with 238,796 cumulative violations and 30,589 health-based violations on record. About 93% of systems in the state carry at least one violation, and state-wide the average per system is 108.9 violations. Statewide, 98 of 163 UCMR5-tested systems have reported PFAS detections (60.1%).

Florissant WSD's 1,146 violations sit above the Colorado average.

All figures above are sourced directly from EPA SDWIS and UCMR5 public data releases and are updated as EPA publishes new reporting cycles.

Population Served
250
Total Violations
1,146
Health-Based Violations
52
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
95
County
Teller
School/Daycare
No
MCL Violations
19
Monitoring Violations
1,048
Treatment Tech Violations
33

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Interim Enhanced Surface Water Treatment Rule MR 85 2024
TTHM MR 49 2025
Total Haloacetic Acids (HAA5) MR 48 2025
Lead and Copper Rule MR 38 2023
Surface Water Treatment Rule MR 37 2024
E. COLI MR 27 2024
Public Notice Other 23 2025
Nitrate MR 23 2024
Surface Water Treatment Rule TT 19 2013
TTHM MCL 19 2024
Coliform (TCR) MR 13 2010
1,2,4-Trichlorobenzene MR 13 2022
Xylenes, Total MR 13 2022
Vinyl chloride MR 13 2022
1,1-Dichloroethylene MR 13 2022
trans-1,2-Dichloroethylene MR 13 2022
1,1,1-Trichloroethane MR 13 2022
1,2-Dichloropropane MR 13 2022
1,1,2-Trichloroethane MR 13 2022
CHLOROBENZENE MR 13 2022
Toluene MR 13 2022
Ethylbenzene MR 13 2022
o-Dichlorobenzene MR 13 2022
Tetrachloroethylene MR 13 2022
Benzene MR 13 2022
Styrene MR 13 2022
cis-1,2-Dichloroethylene MR 13 2022
DICHLOROMETHANE MR 13 2022
p-Dichlorobenzene MR 13 2022
Carbon tetrachloride MR 13 2022

Verify This Water System

The figures above are aggregated from EPA's public databases. To verify the underlying records, or to file a complaint, request a Consumer Confidence Report, or check current monitoring status, go directly to the federal and state regulators that enforce the Safe Drinking Water Act for Florissant WSD.

Federal Source of Truth

EPA SDWIS, Federal Reports

EPA's Safe Drinking Water Information System (SDWIS) holds the federal compliance record for every regulated public water system. Open the system-level report by PWS ID:

View PWS ID CO0160175 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Colorado Drinking Water Authority

Colorado Department of Public Health and Environment, Water Quality Control is the primacy agency that licenses and inspects Florissant WSD under EPA-delegated authority.

Open CO regulator portal

Source: Colorado Department of Public Health and Environment, Water Quality Control

Violation Timeline

Each row links to the EPA SDWIS public record for verification. Cross-reference the contaminant code on EPA's federal report to see violation dates, return-to-compliance status, and enforcement actions.

Year (latest) Contaminant Category Count EPA Record
2025 TTHM MR 49 SDWIS / CO0160175 / 2950
2025 Total Haloacetic Acids (HAA5) MR 48 SDWIS / CO0160175 / 2456
2025 Public Notice Other 23 SDWIS / CO0160175 / 7500
2024 Interim Enhanced Surface Water Treatment Rule MR 85 SDWIS / CO0160175 / 0300
2024 Surface Water Treatment Rule MR 37 SDWIS / CO0160175 / 0200
2024 E. COLI MR 27 SDWIS / CO0160175 / 3014
2024 Nitrate MR 23 SDWIS / CO0160175 / 1040
2024 TTHM MCL 19 SDWIS / CO0160175 / 2950
2024 LEAD AND COPPER RULE REVISIONS RPT 3 SDWIS / CO0160175 / 5200
2023 Lead and Copper Rule MR 38 SDWIS / CO0160175 / 5000
2023 Long Term 2 Enhanced Surface Water Treatment Rule MR 7 SDWIS / CO0160175 / 0800
2022 1,2,4-Trichlorobenzene MR 13 SDWIS / CO0160175 / 2378
2022 Xylenes, Total MR 13 SDWIS / CO0160175 / 2955
2022 Vinyl chloride MR 13 SDWIS / CO0160175 / 2976
2022 1,1-Dichloroethylene MR 13 SDWIS / CO0160175 / 2977

How Florissant WSD Compares

Cross-reference this system's record against state averages and the federal MCL framework for context.

Metric Florissant WSD Colorado avg Federal benchmark
Total violations 1,146 108.9 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 52 13.9 Indicates a contaminant exceeded a federal MCL
PFAS detection None 60.1% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 250 3,408 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 2,193 regulated public water systems in Colorado.

Federal MCL reference, Safe Drinking Water Act thresholds
Contaminant Federal MCL / Action Level Note
Lead 0 mg/L (Action Level: 0.015 mg/L) Lead and Copper Rule treatment technique
Arsenic 0.010 mg/L (10 ppb) Health-based MCL since 2006
Total Coliform Treatment technique (RTCR) Indicator organism, monitoring trigger
PFOA / PFOS (PFAS) 4.0 ppt each (final 2024 rule) Compliance deadline 2029 (EPA proposed extending to 2031, not yet final as of May 2026)
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is Florissant WSD water safe to drink?
Florissant WSD (PWS ID: CO0160175) has 1146 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 250 people using Surface Water sources.
How many people does Florissant WSD serve?
Florissant WSD serves 250 people in Florissant, Colorado. It is a Local-owned system using Surface Water water sources with 95 service connections.
What type of violations does Florissant WSD have?
Florissant WSD has 1,146 total violations: 52 health-based violations (MCL exceedances or treatment failures), 1,048 monitoring/reporting violations, and 33 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Florissant WSD water?
No PFAS testing data is available for Florissant WSD under the EPA's UCMR5 monitoring program.
What water source does Florissant WSD use?
Florissant WSD uses Surface Water as its primary water source. It is classified as a Community Water System (CWS), serving residential populations year-round.
Where does this data come from?
All data comes from the EPA Safe Drinking Water Information System (SDWIS) and the UCMR5 PFAS monitoring program. SDWIS tracks compliance for all public water systems regulated under the Safe Drinking Water Act.
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.
Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater Editorial

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This system's figures are rendered directly from EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.