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Community Water System · PWS WA5314174

Cro Farms Inc

Rock Island, Washington 98850 - drinking water served from groundwater sources to 297 people, tracked in EPA SDWIS and UCMR5.

297
People served
110
EPA violations
16
Health-based
Untested
UCMR5 result

The verdict

EPA records 110 drinking-water violations at Cro Farms Inc, 15% of them health-based - above the Washington per-system average.

110
Total EPA violations on record
15%
Health-based (MCL / treatment failure)
297
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Cro Farms Inc

Cro Farms Inc is a private-owned community water system that delivers drinking water to 297 residents in Rock Island, Washington (Douglas County) through 71 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 110 total violations for this system , of which 16 (15%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 86 monitoring and reporting violations are on file. The most recent violation on record dates to 2021.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 17 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 Washington, EPA tracks 4,557 public water systems serving 9,736,844 people, with 314,648 cumulative violations and 20,590 health-based violations on record. About 92% of systems in the state carry at least one violation, and state-wide the average per system is 69 violations. Statewide, 98 of 247 UCMR5-tested systems have reported PFAS detections (39.7%).

Cro Farms Inc's 110 violations sit above the Washington 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
297
Total Violations
110
Health-Based Violations
16
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
71
County
Douglas
School/Daycare
No
MCL Violations
16
Monitoring Violations
86
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 17 2015
Coliform (TCR) MCL 16 1992
Consumer Confidence Rule Other 5 2021
Arsenic MR 4 2002
Cadmium MR 4 2002
Fluoride MR 4 2002
Mercury MR 4 2002
Selenium MR 4 2002
Barium MR 4 2002
Chromium MR 4 2002
CYANIDE MR 3 2002
Thallium, Total MR 3 2002
Beryllium, Total MR 3 2002
Nickel MR 3 2002
Antimony, Total MR 3 2002
cis-1,2-Dichloroethylene MR 1 2002
DICHLOROMETHANE MR 1 2002
Vinyl chloride MR 1 2002
1,1-Dichloroethylene MR 1 2002
trans-1,2-Dichloroethylene MR 1 2002
1,1,1-Trichloroethane MR 1 2002
Carbon tetrachloride MR 1 2002
1,1,2-Trichloroethane MR 1 2002
CHLOROBENZENE MR 1 2002
Benzene MR 1 2002
Ethylbenzene MR 1 2002
Styrene MR 1 2002
Revised Total Coliform Rule MON 1 2019
Total Haloacetic Acids (HAA5) MR 1 2020
Lead and Copper Rule MR 1 1999

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 Cro Farms Inc.

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 WA5314174 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Washington Drinking Water Authority

Washington State Department of Health, Office of Drinking Water is the primacy agency that licenses and inspects Cro Farms Inc under EPA-delegated authority.

Open WA regulator portal

Source: Washington State Department of Health, Office of Drinking Water

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
2021 Consumer Confidence Rule Other 5 SDWIS / WA5314174 / 7000
2020 Total Haloacetic Acids (HAA5) MR 1 SDWIS / WA5314174 / 2456
2020 TTHM MR 1 SDWIS / WA5314174 / 2950
2019 Revised Total Coliform Rule MON 1 SDWIS / WA5314174 / 8000
2015 Coliform (TCR) MR 17 SDWIS / WA5314174 / 3100
2002 Arsenic MR 4 SDWIS / WA5314174 / 1005
2002 Cadmium MR 4 SDWIS / WA5314174 / 1015
2002 Fluoride MR 4 SDWIS / WA5314174 / 1025
2002 Mercury MR 4 SDWIS / WA5314174 / 1035
2002 Selenium MR 4 SDWIS / WA5314174 / 1045
2002 Barium MR 4 SDWIS / WA5314174 / 1010
2002 Chromium MR 4 SDWIS / WA5314174 / 1020
2002 CYANIDE MR 3 SDWIS / WA5314174 / 1024
2002 Thallium, Total MR 3 SDWIS / WA5314174 / 1085
2002 Beryllium, Total MR 3 SDWIS / WA5314174 / 1075

How Cro Farms Inc Compares

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

Metric Cro Farms Inc Washington avg Federal benchmark
Total violations 110 69 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 16 4.5 Indicates a contaminant exceeded a federal MCL
PFAS detection None 39.7% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 297 2,137 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 4,557 regulated public water systems in Washington.

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 Cro Farms Inc water safe to drink? ▼
Cro Farms Inc (PWS ID: WA5314174) has 110 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 297 people using Groundwater sources.
How many people does Cro Farms Inc serve? ▼
Cro Farms Inc serves 297 people in Rock Island, Washington. It is a Private-owned system using Groundwater water sources with 71 service connections.
What type of violations does Cro Farms Inc have? ▼
Cro Farms Inc has 110 total violations: 16 health-based violations (MCL exceedances or treatment failures), 86 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Cro Farms Inc water? ▼
No PFAS testing data is available for Cro Farms Inc under the EPA's UCMR5 monitoring program.
What water source does Cro Farms Inc use? ▼
Cro Farms Inc 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.

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.