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DECEPTION CREEK MOBILE PARK

PWS ID: OR4100942 · MARCOLA, Oregon 97454

DECEPTION CREEK MOBILE PARK serves 40 people in MARCOLA, Oregon using Groundwater water sources. It has 146 recorded EPA violations, including 5 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: DECEPTION CREEK MOBILE PARK

DECEPTION CREEK MOBILE PARK is a private-owned community water system that delivers drinking water to 40 residents in MARCOLA, Oregon (Lane County) through 31 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 146 total violations for this system , of which 5 (3%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 129 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 Coliform (TCR), recorded in 9 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 Oregon, EPA tracks 2,518 public water systems serving 4,005,242 people, with 206,659 cumulative violations and 20,339 health-based violations on record. About 99% of systems in the state carry at least one violation, and state-wide the average per system is 82.1 violations. DECEPTION CREEK MOBILE PARK's 146 violations sit above the Oregon average. Statewide, 30 of 125 UCMR5-tested systems have reported PFAS detections (24%). 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
40
Total Violations
146
Health-Based Violations
5
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
31
County
Lane
School/Daycare
No
MCL Violations
5
Monitoring Violations
129
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 9 2013
Consumer Confidence Rule Other 6 2025
Coliform (TCR) MCL 5 1999
COLIPHAGE MR 4 2023
Nitrate MR 3 2013
Arsenic MR 2 2011
cis-1,2-Dichloroethylene MR 2 2011
o-Dichlorobenzene MR 2 2011
p-Dichlorobenzene MR 2 2011
1,1-Dichloroethylene MR 2 2011
1,1,1-Trichloroethane MR 2 2011
Carbon tetrachloride MR 2 2011
1,2-Dichloropropane MR 2 2011
Trichloroethylene MR 2 2011
1,1,2-Trichloroethane MR 2 2011
CHLOROBENZENE MR 2 2011
Styrene MR 2 2011
Endrin MR 2 2011
BHC-GAMMA MR 2 2011
Toxaphene MR 2 2011
Dalapon MR 2 2011
Glyphosate MR 2 2011
Di(2-ethylhexyl) adipate MR 2 2011
OXAMYL MR 2 2011
Simazine MR 2 2011
Picloram MR 2 2011
Dinoseb MR 2 2011
LASSO MR 2 2011
Heptachlor MR 2 2011
Heptachlor epoxide MR 2 2011

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 DECEPTION CREEK MOBILE PARK.

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 OR4100942 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Oregon Drinking Water Authority

Oregon'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 OR 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
2025 Consumer Confidence Rule Other 6 SDWIS / OR4100942 / 7000
2023 COLIPHAGE MR 4 SDWIS / OR4100942 / 3028
2013 Coliform (TCR) MR 9 SDWIS / OR4100942 / 3100
2013 Nitrate MR 3 SDWIS / OR4100942 / 1040
2011 Arsenic MR 2 SDWIS / OR4100942 / 1005
2011 cis-1,2-Dichloroethylene MR 2 SDWIS / OR4100942 / 2380
2011 o-Dichlorobenzene MR 2 SDWIS / OR4100942 / 2968
2011 p-Dichlorobenzene MR 2 SDWIS / OR4100942 / 2969
2011 1,1-Dichloroethylene MR 2 SDWIS / OR4100942 / 2977
2011 1,1,1-Trichloroethane MR 2 SDWIS / OR4100942 / 2981
2011 Carbon tetrachloride MR 2 SDWIS / OR4100942 / 2982
2011 1,2-Dichloropropane MR 2 SDWIS / OR4100942 / 2983
2011 Trichloroethylene MR 2 SDWIS / OR4100942 / 2984
2011 1,1,2-Trichloroethane MR 2 SDWIS / OR4100942 / 2985
2011 CHLOROBENZENE MR 2 SDWIS / OR4100942 / 2989

How DECEPTION CREEK MOBILE PARK Compares

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

Metric DECEPTION CREEK MOBILE PARK Oregon avg Federal benchmark
Total violations 146 82.1 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 5 8.1 Indicates a contaminant exceeded a federal MCL
PFAS detection None 24% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 40 1,591 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 2,518 regulated public water systems in Oregon.

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 DECEPTION CREEK MOBILE PARK water safe to drink? ▼
DECEPTION CREEK MOBILE PARK (PWS ID: OR4100942) has 146 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 40 people using Groundwater sources.
How many people does DECEPTION CREEK MOBILE PARK serve? ▼
DECEPTION CREEK MOBILE PARK serves 40 people in MARCOLA, Oregon. It is a Private-owned system using Groundwater water sources with 31 service connections.
What type of violations does DECEPTION CREEK MOBILE PARK have? ▼
DECEPTION CREEK MOBILE PARK has 146 total violations: 5 health-based violations (MCL exceedances or treatment failures), 129 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in DECEPTION CREEK MOBILE PARK water? ▼
No PFAS testing data is available for DECEPTION CREEK MOBILE PARK under the EPA's UCMR5 monitoring program.
What water source does DECEPTION CREEK MOBILE PARK use? ▼
DECEPTION CREEK MOBILE PARK 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.

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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.

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