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POET BIOREFINING-SHELL ROCK LLC

PWS ID: IA1286801 · FREDERICKSBURG, Iowa 50630

POET BIOREFINING-SHELL ROCK LLC serves 70 people in FREDERICKSBURG, Iowa using Groundwater water sources. It has a clean compliance record with no EPA violations recorded. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: POET BIOREFINING-SHELL ROCK LLC

POET BIOREFINING-SHELL ROCK LLC is a private-owned non-transient non-community water system that delivers drinking water to 70 residents in FREDERICKSBURG, Iowa (Butler County) through 4 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 0 total violations for this system , giving it a clean Safe Drinking Water Act compliance record.

No specific contaminant violations have been recorded in EPA's detailed violation register for this system. This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

Across Iowa, EPA tracks 1,795 public water systems serving 3,114,444 people, with 138,271 cumulative violations and 27,946 health-based violations on record. About 95% of systems in the state carry at least one violation, and state-wide the average per system is 77 violations. POET BIOREFINING-SHELL ROCK LLC's 0 violations sit below the Iowa average. Statewide, 127 of 152 UCMR5-tested systems have reported PFAS detections (83.6%). 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
70
Total Violations
0
Health-Based Violations
0
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Private
Connections
4
County
Butler
School/Daycare
No
MCL Violations
0
Monitoring Violations
0
Treatment Tech Violations
0

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 POET BIOREFINING-SHELL ROCK LLC.

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 IA1286801 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Iowa Drinking Water Authority

Iowa'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 IA regulator via EPA SDWIS

How POET BIOREFINING-SHELL ROCK LLC Compares

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

Metric POET BIOREFINING-SHELL ROCK LLC Iowa avg Federal benchmark
Total violations 0 77 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 0 15.6 Indicates a contaminant exceeded a federal MCL
PFAS detection None 83.6% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 70 1,735 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 1,795 regulated public water systems in Iowa.

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 POET BIOREFINING-SHELL ROCK LLC water safe to drink? ▼
POET BIOREFINING-SHELL ROCK LLC (PWS ID: IA1286801) has 0 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 70 people using Groundwater sources.
How many people does POET BIOREFINING-SHELL ROCK LLC serve? ▼
POET BIOREFINING-SHELL ROCK LLC serves 70 people in FREDERICKSBURG, Iowa. It is a Private-owned system using Groundwater water sources with 4 service connections.
What type of violations does POET BIOREFINING-SHELL ROCK LLC have? ▼
POET BIOREFINING-SHELL ROCK LLC has 0 total violations: 0 health-based violations (MCL exceedances or treatment failures), 0 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in POET BIOREFINING-SHELL ROCK LLC water? ▼
No PFAS testing data is available for POET BIOREFINING-SHELL ROCK LLC under the EPA's UCMR5 monitoring program.
What water source does POET BIOREFINING-SHELL ROCK LLC use? ▼
POET BIOREFINING-SHELL ROCK LLC 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.

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