PlainWater

TUCSON MEDICAL CENTER

PWS ID: AZ0420213 · TUCSON, Arizona 85712

Population Served
3,000
Total Violations
153
Health-Based Violations
7
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Public/Private
Connections
2
County
Pima
School/Daycare
No
MCL Violations
3
Monitoring Violations
136
Treatment Tech Violations
4

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 25 2015
Chlorine MR 13 2023
Selenium MR 9 1980
Nitrate MR 8 2004
Lead and Copper Rule MR 7 2020
TTHM MR 7 2025
Total Haloacetic Acids (HAA5) MR 7 2025
Revised Total Coliform Rule RPT 4 2022
LEAD AND COPPER RULE REVISIONS TT 4 2024
LEAD AND COPPER RULE REVISIONS RPT 4 2024
Coliform (TCR) MCL 3 2015
BHC-GAMMA MR 2 1998
Methoxychlor MR 2 1998
Toxaphene MR 2 1998
Dalapon MR 2 1998
Diquat MR 2 1998
Endothall MR 2 1998
Glyphosate MR 2 1998
Di(2-ethylhexyl) adipate MR 2 1998
OXAMYL MR 2 1998
Di(2-ethylhexyl) phthalate MR 2 1998
Picloram MR 2 1998
Dinoseb MR 2 1998
Hexachlorocyclopentadiene MR 2 1998
Carbofuran MR 2 1998
Atrazine MR 2 1998
LASSO MR 2 1998
Heptachlor MR 2 1998
Heptachlor epoxide MR 2 1998
2,4-D MR 2 1998
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.