Public water system · IA1286801
ActivePoet Biorefining-Shell Rock LLC
At a glance
Poet Biorefining-Shell Rock LLC (PWSID IA1286801) is an active non-transient non-community water system in Butler County, Iowa. It reports serving 70 people through 4 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's Safe Drinking Water Act records list no violations for this system.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
70
Service connections
4
Primary source
GW
Groundwater
System type
NTNCWS
Non-transient non-community water system
System record
How does Poet Biorefining-Shell Rock LLC compare with other water systems in Butler County?
By EPA's size categories, Poet Biorefining-Shell Rock LLC is a very small system (500 people or fewer). Butler County has 16 active public water systems. Its population served is well below the county average of 586 people per system, and accounts for 0.7% of the 9,368 people reported by systems filed under the county. Across Iowa, the 1,828 active systems average 1,718 people each. Nationally, the average active non-transient non-community water system reports serving 430 people, so Poet Biorefining-Shell Rock LLC is well below that figure.
What does “non-transient non-community water system” mean?
A non-transient non-community water system regularly serves at least 25 of the same people for more than six months a year, but not where they live. Schools, factories, office buildings and hospitals with their own supply are typical examples. Iowa has 118 active non-transient non-community water systems, 6.5% of the state's 1,828 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 1,502 Iowa systems (82%) list groundwater as their primary source.
Who owns and regulates Poet Biorefining-Shell Rock LLC?
EPA lists Poet Biorefining-Shell Rock LLC as privately owned. The IA state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 7 of the 16 active systems in Butler County (44%) are also privately owned.
Does Poet Biorefining-Shell Rock LLC have drinking water violations?
No SDWA violations on record.
EPA's SDWA violation and enforcement data (via EPA ECHO, updated quarterly) lists no violations for Poet Biorefining-Shell Rock LLC. For the latest compliance status, check EPA ECHO for current compliance history.
Poet Biorefining-Shell Rock LLC: frequently asked questions
Who runs Poet Biorefining-Shell Rock LLC?
Poet Biorefining-Shell Rock LLC (PWSID IA1286801) is a non-transient non-community water system privately owned. It is regulated by the IA state drinking water program.
How many people does Poet Biorefining-Shell Rock LLC serve?
Poet Biorefining-Shell Rock LLC reports serving 70 people through 4 service connections in Butler County, Iowa.
Where does Poet Biorefining-Shell Rock LLC get its water?
EPA SDWIS lists this system's primary water source as groundwater. Groundwater means the system draws its water from wells or springs fed by underground aquifers.
Does Poet Biorefining-Shell Rock LLC have any drinking water violations?
EPA's Safe Drinking Water Act records list no violations for this system.
Is Poet Biorefining-Shell Rock LLC's water safe to drink?
AquaCensus shows EPA compliance records, not current water test results, so it cannot say whether the water is safe at a given moment. EPA's Safe Drinking Water Act records list no violations for this system. For current results, consult EPA ECHO, or the IA state drinking water program.
Where can I find Poet Biorefining-Shell Rock LLC's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Poet Biorefining-Shell Rock LLC is a non-transient non-community water system, so it is not required to publish one; like every public water system, it must notify the people it serves about violations under EPA's public notification rules.
Other water systems in Butler County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Parkersburg Water Supply | Butler | 2,019 | Community | Groundwater |
| Shell Rock Muni Water Supp | Butler | 1,269 | Community | Groundwater |
| Clarksville Water Supply | Butler | 1,254 | Community | Groundwater |
| Aplington Water Supply | Butler | 1,126 | Community | Groundwater |
| Greene Muni Water Supply | Butler | 994 | Community | Groundwater |
| Allison Water Supply | Butler | 966 | Community | Groundwater |
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About this data
Source: U.S. EPA Safe Drinking Water Information System (SDWIS) and SDWA violation records, via EPA ECHO, as published October 1, 2026 — AquaCensus refreshes it quarterly. See the methodology for how records are matched, cleaned and scored.
Cite as: AquaCensus, “Poet Biorefining-Shell Rock LLC, PWSID IA1286801, Iowa”, https://aquacensus.com/water-systems/iowa/poet-biorefining-shell-rock-llc-ia1286801 (data as of October 1, 2026).