Private Investor-Owned Utility
Golden State Water Company - Norwalk System
Serving Norwalk System / Central Basin East Customer Service Area, including portions of Norwalk, Artesia, Cerritos, Downey, Hawaiian Gardens, La Mirada, Lakewood, Long Beach, Santa Fe Springs, Whittier, and adjacent territory
Population served
43,167 people served; the active California Drinking Water Watch record identifies CA1910098 as a community water system with primary source purchased surface water.
State system code
FIPS 06
Billing frequency
Golden State Water's residential accounts may be billed monthly or bimonthly depending on the route and account. Bills are due on presentation, and the printed statement controls the service period, meter read, amount due, and due date.
Provider briefing
How this utility’s billing works
Golden State Water Company - Norwalk System operates as a private investor-owned utility serving Norwalk System / Central Basin East Customer Service Area, including portions of Norwalk, Artesia, Cerritos, Downey, Hawaiian Gardens, La Mirada, Lakewood, Long Beach, Santa Fe Springs, Whittier, and adjacent territory. 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 The CPUC 2026 Metropolitan District Schedule ME-1-R for Golden State Water Region 2, which includes the Norwalk System, uses increasing Ccf blocks: Tier 1 is the first 9 Ccf at $5.215 per Ccf, Tier 2 is the next 12 Ccf at $5.997 per Ccf, and Tier 3 is use over 21 Ccf at $6.897 per Ccf. A 5/8 x 3/4-inch residential meter has a $34.86 monthly readiness-to-serve charge. The bill can also contain authorized temporary balancing-account, CAP, water-conservation, drinking-water-fee, reimbursement, and other CPUC tariff surcharges or surcredits; one Ccf equals 748 gallons.. Bills are generated golden state water's residential accounts may be billed monthly or bimonthly depending on the route and account. bills are due on presentation, and the printed statement controls the service period, meter read, amount due, and due date., and a typical residential cost reference is Using the 2026 Region 2/Metropolitan District tariff, 5,000 gallons is about 6.68 Ccf and produces approximately $69.70 before applicable surcharges ($34.86 service charge plus Tier 1 usage); 7,000 gallons is about 9.36 Ccf and produces approximately $83.96 before applicable surcharges, with the excess over 9 Ccf entering Tier 2. Golden State Water's Central Basin East information publishes an approximately $83.07 current bill benchmark for a 5/8 x 3/4-inch meter at 5,984 gallons/8 Ccf, excluding applicable surcharges; the actual Norwalk bill depends on the current statement and all tariff items.. 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
A dedicated this detail was not publicly posted. For CWS CA1910098. Golden State Water's Norwalk System is a potable-water provider and its CPUC tariff does not calculate or collect municipal wastewater by winter averaging or a percentage of intake. If a combined property statement includes sewer, that charge is from the applicable local wastewater agency or another account and is not part of the Norwalk water tariff.
Meter and infrastructure notes
Golden State Water bills from account meter readings and may render monthly or bimonthly residential statements. The reviewed Norwalk materials do not publish a local AMI conversion percentage or fixed route day. Customers should use the current bill's previous/current read, service dates, and meter number; MyGSWater provides account history and usage information, while the company should be contacted for the exact meter technology and any leak-alert capability at a particular premise.
Emergency water support
Report a leak or water emergency
1-800-999-4033 is Golden State Water's toll-free 24-hour customer-service and emergency line for Norwalk leaks, main breaks, bursts, and water-quality emergencies; the local number is 909-394-2272. Customers can also submit an authorized service request online. Call 911 for immediate life-safety emergencies.
Official starting point
Choose the right next step
Reading this profile
A practical reference for Norwalk System / Central Basin East Customer Service Area, including portions of Norwalk, Artesia, Cerritos, Downey, Hawaiian Gardens, La Mirada, Lakewood, Long Beach, Santa Fe Springs, Whittier, and adjacent territory
Golden State Water Company - Norwalk 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.