Western Riverside County Regional Wastewater Authority

171 public works projects registered with the California Department of Industrial Relations, 2015–2026 · Conona, Riverside County. Reported contract value: $3,702,106.

Projects by year

YearProjectsReported contract value
202612$464,121
20257$1,914,653
202414$1,323,332
20236—
20229—
20216—
20208—
201917—
201811—
201714—
201630—
201536—

DIR has published contract amounts since July 2024; earlier years count projects only.

Types of work

  • Other · 89
  • Electrical, low voltage & AV · 25
  • HVAC & mechanical · 15
  • Parks, landscape & fields · 12
  • Sewer & wastewater · 9
  • Buildings & facilities · 6
  • Design, inspection & consulting · 3
  • Water · 3
  • Fire & life safety · 3
  • Solar, EV & energy · 2
  • Roofing · 2
  • Demolition & site work · 1

Inferred by Atriam from each project's name and description, not reported by the agency.

Contractors it awards most

Prime contractorProjectsReported contract value
CALIFORNIA BOILER, INC.4$129,999
BHELECTRIC, INC.3$140,000
PROSPIANT INC1$191,705
BABCOCK LABORATORIES, INC.1$140,000
BEST CONTRACTING SERVICES INC1$79,500
JC ENERGY SOLUTIONS INC1$64,500
ALBERT A. WEBB ASSOCIATES1$35,878
RESTECX,LLC1$34,999
A & R TARPAULINS INC1$34,548
HACH1$30,000
Hampton Tedder Electric Company1$30,000
INSIGNIA RISING1$28,970
T K CONSTRUCTION1$26,853
LAWNSCAPE SYSTEMS, INC.1$24,300
HARPER & ASSOCIATES ENGINEERING INC.1$15,200

Latest projects

DateProjectPrime contractorContract amount
Aug 27, 202612" Force Maint/RepairOtherT K CONSTRUCTION$26,853
Aug 11, 2026Electrical/Emergency Services FY26-27Electrical, low voltage & AVBHELECTRIC, INC.$30,000
Aug 7, 2026Equipment Calibration FY2026-2027OtherRESTECX,LLC$34,999
Jul 30, 2026Electrical Repair/Maintenance FY26-27Electrical, low voltage & AVHampton Tedder Electric Company$30,000
Jul 30, 2026Repair/Maintenance FY26-27Electrical, low voltage & AVHAWTHORNE MACHINERY CO$59,000
Jul 29, 2026Calibration and RepairOtherHACH$30,000
Jul 24, 2026Landscape and weed abatement FY26-27Parks, landscape & fieldsLAWNSCAPE SYSTEMS, INC.$24,300
Jul 3, 2026Boiler Repair and MaintenanceHVAC & mechanicalCALIFORNIA BOILER, INC.$34,999
Apr 28, 2026Chiller ReplacementHVAC & mechanicalJC ENERGY SOLUTIONS INC$64,500
Apr 16, 2026Odor Control Scrubber System ServicesOtherINTEGRITY MUNICIPAL SYSTEMS, LLC$71,500
Apr 10, 2026Monument SignOtherINSIGNIA RISING$28,970
Mar 11, 2026BN260302, for rehab of aeration skids.Other—$29,000
Nov 20, 2025WRCRWA Solar Dryer Replacement of DischaSolar, EV & energyPACIFIC HYDROTECH CORPORATION$1,468,900
Oct 3, 2025Outdoor loading bay tarpOtherA & R TARPAULINS INC$34,548
Sep 18, 2025WRCRWA Solar Dryer Structural RepairSolar, EV & energyPROSPIANT INC$191,705
Jul 8, 2025FY25/26 Technical Services and RepairsOtherCALIFORNIA BOILER, INC.$40,000
Jul 1, 2025Electrical Emergency ServicesElectrical, low voltage & AVBHELECTRIC, INC.$50,000
Jul 1, 2025FY25/26 AES DEPT, WRCRWA: SCADA, HMI, PLOther—$50,000
Jan 10, 2025Roof Replacement ProjectRoofingBEST CONTRACTING SERVICES INC$79,500
Nov 21, 2024Electrical Load StudyDesign, inspection & consulting—$40,000
Nov 7, 2024Chemical Building Fire RestorationDesign, inspection & consultingALBERT A. WEBB ASSOCIATES$35,878
Sep 26, 2024Digester CleaningOtherSYNAGRO-WWT, INC$677,794
Aug 14, 2024Annual Calibrate programSewer & wastewater—$16,000
Aug 1, 2024Emergency Fire Damage ServicesOther—$150,000
Jul 30, 2024Boiler PMs, Service, TroubleshootHVAC & mechanicalCALIFORNIA BOILER, INC.$30,000

Source: California Department of Industrial Relations public works project registrations (PWC-100), updated daily by Atriam.