PlainWater
States09

Lost Lake Resort

PWS ID: 090600227 · Parker, 09 85344

Lost Lake Resort serves 355 people in Parker, 09 using Groundwater water sources. It has 135 recorded EPA violations, including 2 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: Lost Lake Resort

Lost Lake Resort is a native american-owned community water system that delivers drinking water to 355 residents in Parker, 09 through 439 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 135 total violations for this system , of which 2 (1%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 65 monitoring and reporting violations are on file. The most recent violation on record dates to 2022.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 4 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 09, EPA tracks 323 public water systems serving 555,721 people, with 48,296 cumulative violations and 3,354 health-based violations on record. About 97% of systems in the state carry at least one violation, and state-wide the average per system is 149.5 violations. Lost Lake Resort's 135 violations sit below the 09 average. Statewide, 30 of 41 UCMR5-tested systems have reported PFAS detections (73.2%). 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
355
Total Violations
135
Health-Based Violations
2
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Native American
Connections
439
School/Daycare
No
MCL Violations
2
Monitoring Violations
65
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 4 2013
Lead and Copper Rule MR 4 2020
Consumer Confidence Rule Other 4 2022
Nitrate MR 3 2022
Gross Alpha, Excl. Radon and U MR 2 2017
Coliform (TCR) MCL 2 2002
BHC-GAMMA MR 1 1998
Methoxychlor MR 1 1998
Toxaphene MR 1 1998
Dalapon MR 1 1998
Diquat MR 1 1998
Glyphosate MR 1 1998
Di(2-ethylhexyl) phthalate MR 1 1998
Picloram MR 1 1998
Dinoseb MR 1 1998
LASSO MR 1 1998
Heptachlor MR 1 1998
HEXACHLOROBENZENE MR 1 1998
2,4,5-TP MR 1 1998
1,2-DIBROMO-3-CHLOROPROPANE MR 1 1998
Benzo(a)pyrene MR 1 1998
Total Polychlorinated Biphenyls (PCB) MR 1 1998
1,2,4-Trichlorobenzene MR 1 2020
ETHYLENE DIBROMIDE MR 1 1998
Chlordane MR 1 1998
DICHLOROMETHANE MR 1 2020
p-Dichlorobenzene MR 1 2020
Vinyl chloride MR 1 2020
trans-1,2-Dichloroethylene MR 1 2020
1,1,1-Trichloroethane MR 1 2020

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 Lost Lake Resort.

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 090600227 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

09 Drinking Water Authority

09's primacy agency administers the Safe Drinking Water Act locally. Search EPA SDWIS for the current state contact, or use the state's public health or environment department portal.

Find 09 regulator via EPA SDWIS

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
2022 Consumer Confidence Rule Other 4 SDWIS / 090600227 / 7000
2022 Nitrate MR 3 SDWIS / 090600227 / 1040
2020 Lead and Copper Rule MR 4 SDWIS / 090600227 / 5000
2020 1,2,4-Trichlorobenzene MR 1 SDWIS / 090600227 / 2378
2020 DICHLOROMETHANE MR 1 SDWIS / 090600227 / 2964
2020 p-Dichlorobenzene MR 1 SDWIS / 090600227 / 2969
2020 Vinyl chloride MR 1 SDWIS / 090600227 / 2976
2020 trans-1,2-Dichloroethylene MR 1 SDWIS / 090600227 / 2979
2020 1,1,1-Trichloroethane MR 1 SDWIS / 090600227 / 2981
2020 1,1,2-Trichloroethane MR 1 SDWIS / 090600227 / 2985
2020 CHLOROBENZENE MR 1 SDWIS / 090600227 / 2989
2020 Benzene MR 1 SDWIS / 090600227 / 2990
2020 Toluene MR 1 SDWIS / 090600227 / 2991
2020 1,2-Dichloroethane MR 1 SDWIS / 090600227 / 2980
2020 Trichloroethylene MR 1 SDWIS / 090600227 / 2984

How Lost Lake Resort Compares

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

Metric Lost Lake Resort 09 avg Federal benchmark
Total violations 135 149.5 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 2 10.4 Indicates a contaminant exceeded a federal MCL
PFAS detection None 73.2% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 355 1,720 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 323 regulated public water systems in 09.

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
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is Lost Lake Resort water safe to drink?
Lost Lake Resort (PWS ID: 090600227) has 135 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 355 people using Groundwater sources.
How many people does Lost Lake Resort serve?
Lost Lake Resort serves 355 people in Parker, 09. It is a Native American-owned system using Groundwater water sources with 439 service connections.
What type of violations does Lost Lake Resort have?
Lost Lake Resort has 135 total violations: 2 health-based violations (MCL exceedances or treatment failures), 65 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Lost Lake Resort water?
No PFAS testing data is available for Lost Lake Resort under the EPA's UCMR5 monitoring program.
What water source does Lost Lake Resort use?
Lost Lake Resort uses Groundwater 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.

Explore PlainWater

Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

Related

Data sourced from $official public datasets. See our methodology for details. Retrieved and formatted by PlainWater Editorial