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Non-Transient Non-Community Water System · PWS CO0263299

Gaytan WS

Yuma, Colorado 80759 - drinking water served from groundwater sources to 38 people, tracked in EPA SDWIS and UCMR5.

38
People served
1,247
EPA violations
75
Health-based
Untested
UCMR5 result

The verdict

EPA records 1,247 drinking-water violations at Gaytan WS, 6% of them health-based - above the Colorado per-system average.

1,247
Total EPA violations on record
6%
Health-based (MCL / treatment failure)
38
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Gaytan WS

Gaytan WS is a private-owned non-transient non-community water system that delivers drinking water to 38 residents in Yuma, Colorado (Yuma County) through 4 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 1,247 total violations for this system , of which 75 (6%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 1,172 monitoring and reporting violations are on file. The most recent violation on record dates to 2024.

The most frequently cited contaminant at this system is Nitrate, recorded in 50 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%).

Gaytan WS's 1,247 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
38
Total Violations
1,247
Health-Based Violations
75
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Private
Connections
4
County
Yuma
School/Daycare
No
MCL Violations
75
Monitoring Violations
1,172
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Nitrate MR 50 2022
Coliform (TCR) MCL 36 2009
Di(2-ethylhexyl) adipate MR 27 2008
Simazine MR 27 2008
Di(2-ethylhexyl) phthalate MR 27 2008
Picloram MR 27 2008
Dinoseb MR 27 2008
Hexachlorocyclopentadiene MR 27 2008
Aldicarb sulfone MR 27 2008
Carbofuran MR 27 2008
Atrazine MR 27 2008
LASSO MR 27 2008
Heptachlor epoxide MR 27 2008
2,4-D MR 27 2008
2,4,5-TP MR 27 2008
HEXACHLOROBENZENE MR 27 2008
Benzo(a)pyrene MR 27 2008
ETHYLENE DIBROMIDE MR 27 2008
Chlordane MR 27 2008
Endrin MR 27 2008
BHC-GAMMA MR 27 2008
Methoxychlor MR 27 2008
Toxaphene MR 27 2008
Diquat MR 27 2008
Endothall MR 27 2008
OXAMYL MR 27 2008
Total Polychlorinated Biphenyls (PCB) MR 27 2008
1,2-DIBROMO-3-CHLOROPROPANE MR 27 2008
Heptachlor MR 27 2008
Pentachlorophenol MR 27 2008

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 Gaytan WS.

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 CO0263299 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 Gaytan WS 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
2024 Lead and Copper Rule MR 10 SDWIS / CO0263299 / 5000
2022 Nitrate MR 50 SDWIS / CO0263299 / 1040
2020 Nitrate MCL 16 SDWIS / CO0263299 / 1040
2014 Mercury MR 9 SDWIS / CO0263299 / 1035
2011 Arsenic MCL 23 SDWIS / CO0263299 / 1005
2009 Coliform (TCR) MCL 36 SDWIS / CO0263299 / 3100
2009 Coliform (TCR) MR 7 SDWIS / CO0263299 / 3100
2009 Chlorine MR 3 SDWIS / CO0263299 / 0999
2008 Di(2-ethylhexyl) adipate MR 27 SDWIS / CO0263299 / 2035
2008 Simazine MR 27 SDWIS / CO0263299 / 2037
2008 Di(2-ethylhexyl) phthalate MR 27 SDWIS / CO0263299 / 2039
2008 Picloram MR 27 SDWIS / CO0263299 / 2040
2008 Dinoseb MR 27 SDWIS / CO0263299 / 2041
2008 Hexachlorocyclopentadiene MR 27 SDWIS / CO0263299 / 2042
2008 Aldicarb sulfone MR 27 SDWIS / CO0263299 / 2044

How Gaytan WS Compares

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

Metric Gaytan WS Colorado avg Federal benchmark
Total violations 1,247 108.9 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 75 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 38 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 Gaytan WS water safe to drink? ▼
Gaytan WS (PWS ID: CO0263299) has 1247 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 38 people using Groundwater sources.
How many people does Gaytan WS serve? ▼
Gaytan WS serves 38 people in Yuma, Colorado. It is a Private-owned system using Groundwater water sources with 4 service connections.
What type of violations does Gaytan WS have? ▼
Gaytan WS has 1,247 total violations: 75 health-based violations (MCL exceedances or treatment failures), 1,172 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Gaytan WS water? ▼
No PFAS testing data is available for Gaytan WS under the EPA's UCMR5 monitoring program.
What water source does Gaytan WS use? ▼
Gaytan WS uses Groundwater as its primary water source. It is classified as a Non-Transient Non-Community Water System, serving the same people for at least 6 months per year.
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.

Read our methodology - how this data is sourced, computed, and verified.

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.