Tempe Water Supply Corporation 1

ZipCheckup's reading of EPA SDWIS for Tempe Water Supply Corporation 1 (TX1870105): 1 unresolved EPA violation on record. Compliance tracking for Tempe Water Supply Corporation 1 show 1 pending violation logged in the EPA system - the supplier delivers water to approximately 2,725 residents while those findings remain open.

Data: EPA SDWIS

System Overview

Tempe Water Supply Corporation 1 (EPA ID: TX1870105) is a community water system in Texas that serves approximately 2,725 people from groundwater sources.

This system provides water to 3 ZIP codes across 3 communities.

Violation History

Status breakdown for accepted records with record years 2021-2026: 39 resolved, 22 archived, 0 addressed, and 1 unaddressed. Under this source contract, current noncompliance is the sum of addressed and unaddressed records. Archived and resolved records are excluded from current noncompliance.

Recent Violations

Contaminants Detected

The following contaminants have been flagged in EPA records for this water system:

Health Risk Details

Gross Alpha Particle Activity (EPA limit: pCi/L)

Increased cancer risk from radioactive particles At-risk groups: long-term residents in areas with uranium or radium-rich geology, people on private wells in western US.

Removal methods: reverse osmosis, ion exchange (anion exchange for radium), lime softening. Find the right filter →

Lead & Copper

EPA Lead and Copper Rule evidence attributed directly to this water system:

No copper action-level exceedance record appears for this PWSID in the accepted LCR snapshot. This does not establish a clean copper measurement.

ZIP Codes Served

Coverage: Service area ZIP codes sourced from EPA Community Water System Service Area Boundaries v3 (March 2026 release). These ZIPs reflect the actual deployment footprint recorded by TX or modeled from parcel and building-footprint data.

• 75939 - Corrigan
• 75960 - Moscow
• 77351 - Livingston

Data Sources

This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Tempe Water Supply Corporation 1 (TX1870105) on EPA.gov.

Frequently Asked Questions

Is Tempe Water Supply Corporation 1 water safe to drink?

The accepted 2026Q2 ECHO snapshot shows 1 current noncompliance record and zero current records classified as health-based. That classification is not a property-specific water test or safety guarantee.

How many people does Tempe Water Supply Corporation 1 serve?

Tempe Water Supply Corporation 1 serves approximately 2,725 people across 3 ZIP codes in Texas.

Where does Tempe Water Supply Corporation 1 get its water?

The primary water source is groundwater.

@misc{zipcheckup-water-system-tx1870105,
  author = {{ZipCheckup}},
  title  = {{Tempe Water Supply Corporation 1 (TX): 59 Health Violations}},
  year   = {n.d.},
  url    = {https://zipcheckup.com/water-system/tx1870105/}
}