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Public water system · ME0094037

Active

Hancock Lumber - Ryefield Mill

At a glance

Hancock Lumber - Ryefield Mill (PWSID ME0094037) is an active non-transient non-community water system in Cumberland County, Maine. It reports serving 45 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as privately owned. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in November 2025.

Dataset updated . Source: EPA SDWIS/ECHO public records.

Population served

45

Service connections

1

Primary source

GW

Groundwater

System type

NTNCWS

Non-transient non-community water system

System record

PWSIDME0094037
System typeNon-transient non-community water system
Activity statusActive
Population served45
Service connections1
Primary water sourceGroundwater
Owner typePrivate
Primacy agencyME state drinking water program
City servedCasco
StateMaine
ZIP—
CountyCumberland County

How does Hancock Lumber - Ryefield Mill compare with other water systems in Cumberland County?

By EPA's size categories, Hancock Lumber - Ryefield Mill is a very small system (500 people or fewer). Cumberland County has 225 active public water systems. Its population served is well below the county average of 967 people per system, and accounts for less than 0.1% of the 217,594 people reported by systems filed under the county. Across Maine, the 1,862 active systems average 503 people each. Nationally, the average active non-transient non-community water system reports serving 430 people, so Hancock Lumber - Ryefield Mill 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. Maine has 385 active non-transient non-community water systems, 21% of the state's 1,862 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 1,780 Maine systems (96%) list groundwater as their primary source.

Who owns and regulates Hancock Lumber - Ryefield Mill?

EPA lists Hancock Lumber - Ryefield Mill as privately owned. The ME state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 197 of the 225 active systems in Cumberland County (88%) are also privately owned.

Does Hancock Lumber - Ryefield Mill have drinking water violations?

Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in November 2025. The violations listed here began between July 2025 and November 2025. By type: 7 public notice, recordkeeping or other, 3 monitoring and 2 monitoring and reporting. The contaminant or rule involved most often is Public Notice (7 of them). EPA lists 12 as resolved. Resolved means at least one resolving action is on record: the system returned to compliance, the rule no longer applies, or no further action was needed.

BeganViolationContaminant or ruleHealth-basedStatus
2025-11-21Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75Public Noticecode 7500NoResolved
2025-11-15Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75Public Noticecode 7500NoResolved
2025-11-08Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75Public Noticecode 7500NoResolved
2025-11-03Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75Public Noticecode 7500NoResolved
2025-11-01MonitoringMonitoring, Routine (RTCR) · code 3ARevised Total Coliform Rulecode 8000NoResolved
2025-11-01Monitoring and reportingMonitoring, Regular · code 03Nitratecode 1040NoResolved
2025-09-28Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75Public Noticecode 7500NoResolved
2025-09-12Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75Public Noticecode 7500NoResolved
2025-08-01MonitoringMonitoring, Routine (RTCR) · code 3ARevised Total Coliform Rulecode 8000NoResolved
2025-08-01Monitoring and reportingMonitoring, Regular · code 03Nitratecode 1040NoResolved
2025-07-10Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75Public Noticecode 7500NoResolved
2025-07-01MonitoringMonitoring, Routine (RTCR) · code 3ARevised Total Coliform Rulecode 8000NoResolved

The 12 most recent violations in EPA's records, newest first.Labels and codes come from EPA's SDWIS reference tables. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found. "Health-based" marks violations of a legal limit or required treatment.

Hancock Lumber - Ryefield Mill: frequently asked questions

Who runs Hancock Lumber - Ryefield Mill?

Hancock Lumber - Ryefield Mill (PWSID ME0094037) is a non-transient non-community water system privately owned. It is regulated by the ME state drinking water program.

How many people does Hancock Lumber - Ryefield Mill serve?

Hancock Lumber - Ryefield Mill reports serving 45 people through 1 service connection in Cumberland County, Maine.

Where does Hancock Lumber - Ryefield Mill 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 Hancock Lumber - Ryefield Mill have any drinking water violations?

Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in November 2025. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found.

Is Hancock Lumber - Ryefield Mill'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. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in November 2025. For current results, consult EPA ECHO, or the ME state drinking water program.

Where can I find Hancock Lumber - Ryefield Mill's water quality report?

The annual Consumer Confidence Report requirement applies to community water systems. Hancock Lumber - Ryefield Mill 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 Cumberland County

Water systemCountyPopulation servedTypeSource
Portland Water District-GreaterCumberland135,068CommunitySurface water
Brunswick/Topsham Water DistrictCumberland18,863CommunityGroundwater
Yarmouth Water DistrictCumberland8,000CommunityGroundwater
Bridgton Water DistrictCumberland3,660CommunityGroundwater
Maine Water Company Freeport DivisionCumberland2,700CommunityGroundwater
Gray Water DistrictCumberland2,468CommunityGroundwater

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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, “Hancock Lumber - Ryefield Mill, PWSID ME0094037, Maine”, https://aquacensus.com/water-systems/maine/hancock-lumber-ryefield-mill-me0094037 (data as of October 1, 2026).