Tap Water File

CITY OF MOUNTAIN HOUSE

251 E Main St., MOUNTAIN HOUSE, CA, 95391 · 209-831-5648

On the EPA record

Population served
24948
Service connections
7559
System type
Community water system
Primary water source
Surface water
Owner type
Local government

Drinking-water violations on record (2)

EPA's SDWIS records each violation as codes, not sentences. Each one below is shown with EPA's own published description of that violation type and contaminant. Health-based violations — a contaminant limit or treatment requirement not met — are marked apart from monitoring and reporting failures.

— Monitoring and Reporting

category MR · monitoring & reporting

Monitoring, Routine Minor (TCR) — Coliform (TCR)

Recorded as corrected on .

— Maximum Contaminant Level Violation

category MCL · health-based

Maximum Contaminant Level Violation, Average — TTHM

Recorded as corrected on .

Source: US Environmental Protection Agency (EPA) · EPA public water system ID (PWSID) CA3910027