Private Investor-Owned Utility
San Gabriel Valley Water Company – Montebello 1 System
Serving Montebello 1 service area, including portions of Montebello and adjacent Los Angeles County communities; active PWS CA1910189
Population served
9,349 people served by active community water system CA1910189. The available system listing identifies 3,446 residential and 486 commercial metered connections plus 16 industrial connections. The system is distinct from SGV Water's Montebello 2 PWS CA1910117, despite the shared company name and overlapping wholesale connections; the state registry identifies Montebello 1 as a purchased-groundwater system with local well and interconnection sources.
State system code
FIPS 06
Billing frequency
Monthly. SGV Water's CPUC-regulated residential policy says bills are rendered monthly, are due upon presentation, and become past due 19 days after the mailing date. Route meter reads generally occur every 27–33 days, so the actual period and due date for Montebello 1 are the dates printed on the individual statement.
Provider briefing
How this utility’s billing works
San Gabriel Valley Water Company – Montebello 1 System operates as a private investor-owned utility serving Montebello 1 service area, including portions of Montebello and adjacent Los Angeles County communities; active PWS CA1910189. Customers should use the provider’s current account-specific bill and official customer-service instructions as the final authority for deadlines, balances, and service requests.
The published water-rate framework is described as CPUC-regulated metered service using a fixed readiness-to-serve charge by meter size, a volumetric charge measured in CCF, and approved regulatory adjustments, conservation items, and surcharges or surcredits. One CCF equals 748 gallons. Montebello 1 is identified in the drinking-water registry as primarily purchased groundwater, with active wells and connections from California Water Service East Los Angeles, the City of Montebello, South Montebello Irrigation District, SGV Montebello 2, and SGV Water's Montebello interconnection. Exact Montebello 1 2026 tariff values were not text-exposed in the reviewed current rate PDF and are therefore not inferred.. Bills are generated monthly. sgv water's cpuc-regulated residential policy says bills are rendered monthly, are due upon presentation, and become past due 19 days after the mailing date. route meter reads generally occur every 27–33 days, so the actual period and due date for montebello 1 are the dates printed on the individual statement., and a typical residential cost reference is A dedicated this detail was not publicly posted. For an exact 2026 dollar estimate because the current SGV Water tariff table for the Montebello 1 rate area was not accessible in the reviewed material. A 5,000–7,000-gallon household uses approximately 6.68–9.36 CCF, and the final monthly total depends on meter size, the Montebello tariff area, purchased-water and CPUC adjustments, conservation charges or credits, and CAP eligibility. Sewer is not included in SGV Water's potable-water bill.. These descriptions are useful planning benchmarks; actual charges can change with meter size, usage, sewer averaging, local taxes, drought stages, or account-specific fees.
Wastewater and sewer calculation
SGV Water Company provides potable water service only and does not bill sewer or wastewater for Montebello 1. Any wastewater charge, winter-average computation, residential cap, fixed sewer assessment, or usage percentage is administered by the separate municipal or sanitation provider serving the premise. Customers should not assume that a sewer charge is embedded in the SGV Water CCF bill.
Meter and infrastructure notes
SGV Water meters are typically read every 27–33 days and billed in CCF, with one CCF equal to 748 gallons. The registry lists active Montebello 1 wells and interconnections, but the current customer materials do not identify a universal AMI/AMR vendor, hourly radio transmission, or customer-facing smart-meter schedule. The defensible description is periodic route meter reading with account-history review and customer-service confirmation required for any advanced meter, leak-alert, or remote-read capability.
Emergency water support
Report a leak or water emergency
(626) 448-4029 is SGV Water Company's published after-hours emergency number for water breaks, leaks, pressure or outage conditions, and water-quality emergencies. Customer-service and payment questions for the Montebello 1 account use (626) 448-6183 at the El Monte office. Call 911 for an immediate life-safety emergency and keep clear of roadway flooding or electrical hazards.
Official starting point
Choose the right next step
Reading this profile
A practical reference for Montebello 1 service area, including portions of Montebello and adjacent Los Angeles County communities; active PWS CA1910189
San Gabriel Valley Water Company – Montebello 1 System is listed here as a private investor-owned utility. The profile separates account actions—such as paying a bill or requesting service—from explanatory material about rates, meters, wastewater, leaks, and delinquency.
Because utility rules can vary by account class, meter size, service address, billing date, and local ordinance, treat the published bill and current provider website as the final authority. Use this profile to locate the correct channel and prepare better questions for customer service.
If your issue is urgent, start with the provider’s emergency number or official payment route rather than waiting for an email response. Keep a written record of calls, confirmation numbers, notice dates, and documents you submit.