About MID

Contact Information

Public Affairs
(209) 526-7390
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Board Secretary
(209) 526-7360
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Customer Service
Mon. - Fri. 8am to 5pm
(209) 526-7337 or
(888) 335-1643 toll-free
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Please be advised that MID may take up to one (1) business day to reply to all email correspondence.

The Modesto Irrigation District, located in California’s Central Valley, provides electric and irrigation and treats surface water for drinking. MID is an independent, publicly owned utility. We provide benefits that include community ownership, control by a locally elected Board of Directors, and business operation on a not-for-profit basis. MID is committed to providing reliable service at the lowest cost possible.

The MID electric service area includes the greater Modesto area (north of the Tuolumne River, Waterford, Salida, Mountain House (Northwest of Tracy) and parts of Ripon, Escalon, Oakdale and Riverbank.


MID will provide electric, irrigation and domestic water services for its customers, delivering the highest value at the lowest cost possible through teamwork, technology, innovation and commitment.

Our Vision

MID will be the preferred electric and water utility for existing and potential customers by exceeding their expectations.

Key Dates

  • Established, July 1887
  • Irrigation water in the canals, 1904
  • Electric service, 1923
  • Waterford Irrigation District merger, 1978
  • Modesto Regional Water Treatment Plant,1994