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Community Water System · PWS AK2220029

Country Field Water Co.

Big Lake, Alaska 99652 - drinking water served from groundwater sources to 1,166 people, tracked in EPA SDWIS and UCMR5.

1,166
People served
91
EPA violations
1
Health-based
Untested
UCMR5 result

The verdict

EPA records 91 drinking-water violations at Country Field Water Co., 1% of them health-based - below the Alaska per-system average.

91
Total EPA violations on record
1%
Health-based (MCL / treatment failure)
1,166
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Country Field Water Co.

Country Field Water Co. is a private-owned community water system that delivers drinking water to 1,166 residents in Big Lake, Alaska (Matanuska-Susitna Borough County) through 17 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 91 total violations for this system , of which 1 (1%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 83 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 1,2,4-Trichlorobenzene, recorded in 3 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 Alaska, EPA tracks 1,326 public water systems serving 862,218 people, with 267,144 cumulative violations and 13,963 health-based violations on record. About 98% of systems in the state carry at least one violation, and state-wide the average per system is 201.5 violations. Statewide, 10 of 30 UCMR5-tested systems have reported PFAS detections (33.3%).

Country Field Water Co.'s 91 violations sit below the Alaska 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
1,166
Total Violations
91
Health-Based Violations
1
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
17
County
Matanuska-Susitna Borough
School/Daycare
No
MCL Violations
0
Monitoring Violations
83
Treatment Tech Violations
1

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
1,2,4-Trichlorobenzene MR 3 2018
cis-1,2-Dichloroethylene MR 3 2018
DICHLOROMETHANE MR 3 2018
p-Dichlorobenzene MR 3 2018
Vinyl chloride MR 3 2018
1,1-Dichloroethylene MR 3 2018
1,2-Dichloroethane MR 3 2018
1,2-Dichloropropane MR 3 2018
Trichloroethylene MR 3 2018
Tetrachloroethylene MR 3 2018
CHLOROBENZENE MR 3 2018
Ethylbenzene MR 3 2018
Styrene MR 3 2018
Xylenes, Total MR 3 2018
o-Dichlorobenzene MR 3 2018
trans-1,2-Dichloroethylene MR 3 2018
1,1,2-Trichloroethane MR 3 2018
1,1,1-Trichloroethane MR 3 2018
Benzene MR 3 2018
Toluene MR 3 2018
Lead and Copper Rule MR 3 2008
Carbon tetrachloride MR 3 2018
Chlorine MR 2 2020
Fluoride MR 2 2020
Coliform (TCR) MR 1 2012
Chromium MR 1 2005
Mercury MR 1 2005
Antimony, Total MR 1 2005
Nitrite MR 1 2005
Beryllium, Total MR 1 2005

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 Country Field Water Co..

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 AK2220029 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Alaska Drinking Water Authority

Alaska'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 AK 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 Groundwater Rule TT 1 SDWIS / AK2220029 / 0700
2020 Chlorine MR 2 SDWIS / AK2220029 / 0999
2020 Fluoride MR 2 SDWIS / AK2220029 / 1025
2018 1,2,4-Trichlorobenzene MR 3 SDWIS / AK2220029 / 2378
2018 cis-1,2-Dichloroethylene MR 3 SDWIS / AK2220029 / 2380
2018 DICHLOROMETHANE MR 3 SDWIS / AK2220029 / 2964
2018 p-Dichlorobenzene MR 3 SDWIS / AK2220029 / 2969
2018 Vinyl chloride MR 3 SDWIS / AK2220029 / 2976
2018 1,1-Dichloroethylene MR 3 SDWIS / AK2220029 / 2977
2018 1,2-Dichloroethane MR 3 SDWIS / AK2220029 / 2980
2018 1,2-Dichloropropane MR 3 SDWIS / AK2220029 / 2983
2018 Trichloroethylene MR 3 SDWIS / AK2220029 / 2984
2018 Tetrachloroethylene MR 3 SDWIS / AK2220029 / 2987
2018 CHLOROBENZENE MR 3 SDWIS / AK2220029 / 2989
2018 Ethylbenzene MR 3 SDWIS / AK2220029 / 2992

How Country Field Water Co. Compares

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

Metric Country Field Water Co. Alaska avg Federal benchmark
Total violations 91 201.5 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 1 10.5 Indicates a contaminant exceeded a federal MCL
PFAS detection None 33.3% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 1,166 650 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 1,326 regulated public water systems in Alaska.

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 Country Field Water Co. water safe to drink?
Country Field Water Co. (PWS ID: AK2220029) has 91 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 1,166 people using Groundwater sources.
How many people does Country Field Water Co. serve?
Country Field Water Co. serves 1,166 people in Big Lake, Alaska. It is a Private-owned system using Groundwater water sources with 17 service connections.
What type of violations does Country Field Water Co. have?
Country Field Water Co. has 91 total violations: 1 health-based violations (MCL exceedances or treatment failures), 83 monitoring/reporting violations, and 1 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Country Field Water Co. water?
No PFAS testing data is available for Country Field Water Co. under the EPA's UCMR5 monitoring program.
What water source does Country Field Water Co. use?
Country Field Water Co. 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.
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.