Perris water and sewer rates
Who supplies water to Perris houses, what it costs, and how the sewer charge works.
Eastern Municipal Water District
EMWD's rates for accounts on water budgets: a daily service charge and a daily supply and reliability capital projects charge, plus four budget-based tiers per billing unit (748 gallons): Tier 1 for the first 20 percent of your monthly water budget, Tier 2 for the rest of the budget, and Tiers 3 and 4 for use over the budget.
| Use a month | Price per unit (CCF, 748 gallons) |
|---|---|
| Fixed charge | $26.46 a month |
| 0 to 3.6 units | $1.55 |
| 3.6 to 18 units | $4.51 |
| 18 to 27 units | $7.68 |
| 27 to more | $14.85 |
- Source
- EMWD receives imported water from the State Water Project.
- Local wells
- Four North Perris Wells serve the northeast area of Perris.
- Lead
- Lead at household taps across EMWD: the 90th percentile of 50 samples was 2.8 ppb against an action level of 15; one sample exceeded the action level.
Sewer
EMWD's Perris Valley Area rate S501 is $1.414 a day per EDU in 2026, plus the $0.156 daily sewer system capital projects charge. Customers on water budget-based rates who are billed directly by EMWD for sewer pay by household size: 3-4 people pay 100% of the rate, 1-2 people 65%.
Ways to pay less
- EMWD customers: check your water budget. Your EMWD water budget uses 47 gallons per person per day indoors plus your irrigated area, which is listed on your bill; use over the budget is charged at higher rates. Irrigated areas may be customized through EMWD's variance process. How: Check the estimated irrigated area listed on your EMWD bill; it can be customized through EMWD's variance process.
Dates
| When | What |
|---|---|
| Jan 1, 2027 | EMWD's 2027 water rates start for bills dated on or after January 1 (Tier 2 rises from $4.51 to $4.88 per billing unit). |
Pay or manage it
Sources
- EMWD: residential water budgets and rates
- EMWD 2025 water quality report
- Riverside County Flood Control: Santa Ana watershed NPDES assessment, FY 2026-27 engineer's report
Checked October 22, 2026. Every number here comes from the public sources listed, matched by our checker.
Rates change every year; this page shows when it was last checked. Nothing here is legal, tax or insurance advice.