Ponderosa Basin Mutual Water Company est. 1964

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The water company serves water to 316 residential properties.

Water is pumped from 6 active ground wells and stored in 8 storage tanks with a capacity of 540,000 gallons.

The water pumped is not chlorinated but the tanks are disinfected on a regular basis. Disinfection is also done when main line repair is done.

Monthly bacterial samples are taken and submitted to a certified lab per state of CA regulations. Yearly CC&Rs are done and sent to residents.

In summer months, the water usage is on average 250,000-300,000 gallons per day. Winter days average 60,000 gallons per day. 

EMPLOYEES

Tuffy Donati - Manager, Licensed Water Operator
Art Leuchner - Licensed Water Operator
Alana Leuchner - Office Administrator

OFFICE

Office hours:  9am -  2pm, Monday through Friday

5623 Parker Drive
Mariposa, California 95338

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email: [email protected]

​Office: 209 742 6572
EMERGENCIES: 209 769 9535 or 209 761 6045