Golden State Water Company - South Arcadia System
South Arcadia System, including portions of Temple City, Arcadia, El Monte, Irwindale, Monrovia, and adjacent unincorporated Los Angeles County
Population reference
27,072 people served; the active California Drinking Water Watch record lists 7,344 residential, 276 commercial, 45 agricultural, and 1 industrial metered connection.
Billing detail
Broad public detail found
Official destination
Open provider website ↗Provider-specific findings
Billing and account research from public material
Provider-specific research notes are displayed separately from fields that contain only an unavailable-information marker. Read qualifiers in each note and verify current account terms with the provider.
- 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.
- Rate structure
- The CPUC 2026 Region 3 Schedule R3-1-R applies to the South Arcadia territory and uses increasing residential Ccf blocks: the first 12 Ccf at $4.502 per Ccf, the next 32 Ccf at $5.177, and use over 44 Ccf at $5.954. A 5/8 x 3/4-inch residential meter has a $33.65 monthly readiness-to-serve charge. The bill can also include authorized temporary balancing-account, CAP, conservation, reimbursement, and other CPUC tariff surcharges or surcredits; one Ccf equals 748 gallons.
- Residential cost reference
- For a typical 5/8 x 3/4-inch meter using 5,000–7,000 gallons monthly (about 6.68–9.36 Ccf, all within the first tier), the 2026 base estimate is approximately $63.73–$75.80 before authorized surcharges and account-specific charges: $33.65 monthly service charge plus $4.502 per Ccf. South Arcadia groundwater supply and the current bill's reimbursement, CAP, conservation, or balancing-account items can change the final amount.
- Meter reading
- Golden State Water bills from account meter readings and may render monthly or bimonthly residential statements. The reviewed South Arcadia materials do not publish a local AMI conversion percentage or fixed route day.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.
- New-account deposit
- Golden State Water Rule 6 establishes credit and Rule 7 governs deposits. The reviewed South Arcadia pages do not state one universal 2026 startup-deposit amount or a guaranteed credit-check waiver. A deposit can be required based on credit and account circumstances and may be required after delinquency or restoration; the company may require twice the average monthly or bimonthly bill to re-establish credit. Exact amount, refund timing, and whether the deposit can be waived must be confirmed for the premise.
- Activation or transfer fee
- No universal publicly stated 2026 routine activation or account-transfer fee was found for South Arcadia. Golden State Water's tariff separately governs service connections, meters, deposits, construction, and special services. A physical connection, meter, inspection, or special-service charge is not the same as a normal name transfer and must be quoted for the specific address.
Context, not a score
How documentation coverage compares
This profile
86%
overview fields with research notes
California
67%
records with any overview detail
National index
50%
records with any overview detail
Coverage measures what this directory documented. It does not measure service quality, affordability, or regulatory compliance.
Research record
Broad public detail found
6 of 7 fields in this section contain provider-specific public detail in dataset August 1, 2026.
Documented
86%
Details not confirmed in the reviewed public material
- Wastewater and sewer calculation
“Not confirmed” means the directory did not identify a dependable public statement. It does not mean the provider has no policy or option.
Primary verification routes
- Golden State Water Company - South Arcadia System public website ↗
Provider-controlled destination used to confirm current customer instructions.
- EPA Safe Drinking Water Information System ↗
Federal background on public water-system records and their limitations.