Drinking Water Compliance OS

TUCSON, AZ · Pima County

MARANA MUNICIPAL-CORTARO Water System

Inactive system

This water system is marked inactive in EPA’s federal records as of August 23, 2011. It is no longer an operating public water system under this PWSID, and no compliance deadlines — including the 2027 Consumer Confidence Report rule — apply to it.

If you are a resident looking for your current water provider, see water systems in Pima County, AZ.

Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 2026. This is a record-keeping and public-information tool — it does not replace Arizona’s official records. Always confirm current status with Arizona before making decisions based on this information.

System facts

System ID (PWSID)
AZ0410143
System type
Community Water System
Population served
0
Service connections
381
Ownership
privately owned
Water source
groundwater (wells)

Violation history

  • Monitoring, Regular

    Nitrate

    February 29, 1988 – February 27, 1991

    Archived
  • Monitoring, Regular

    Barium

    February 29, 1988 – February 27, 1991

    Archived
  • Monitoring, Regular

    Chromium

    February 29, 1988 – February 27, 1991

    Archived
  • Monitoring, Regular

    Selenium

    February 29, 1988 – February 27, 1991

    Archived
  • Monitoring, Regular

    Cadmium

    February 29, 1988 – February 27, 1991

    Archived
  • Monitoring, Regular

    Mercury

    February 29, 1988 – February 27, 1991

    Archived
  • Monitoring, Regular

    Fluoride

    February 29, 1988 – February 27, 1991

    Archived
  • Monitoring, Regular

    Arsenic

    February 29, 1988 – February 27, 1991

    Archived
  • Monitoring, Regular

    Gross Alpha, Excl. Radon and U

    July 1, 1980 – June 30, 1984

    Archived

Archived closed in EPA's records (typically due to age or a data correction)

Enforcement actions

No enforcement actions on record for this system.

Last known contact on file (system is inactive)

OBRIEN, DOROTHY

520-382-2570

TUCSON, AZ 85743