Walnut Valley Water District
11 public works projects registered with the California Department of Industrial Relations, 2024–2026 · Walnut, Los Angeles County. Reported contract value: $25,394,697.
Projects by year
| Year | Projects | Reported contract value |
|---|---|---|
| 2026 | 2 | $112,268 |
| 2025 | 3 | $5,439,209 |
| 2024 | 3 | $19,742,826 |
DIR has published contract amounts since July 2024; earlier years count projects only.
Types of work
- Other · 4
- Water · 3
- Design, inspection & consulting · 1
- Paving & streets · 1
- Buildings & facilities · 1
- Demolition & site work · 1
Inferred by Atriam from each project's name and description, not reported by the agency.
Contractors it awards most
| Prime contractor | Projects | Reported contract value |
|---|---|---|
| TRI COUNTY PUMP COMPANY | 3 | $100,394 |
| ASSOCIATED SOILS ENGINEERING, INC. | 3 | $91,057 |
| PACIFIC HYDROTECH CORPORATION | 1 | $4,085,333 |
| SITELOGIQ INC | 1 | $1,326,245 |
| GENTRY BROTHERS INC | 1 | $95,400 |
| DOTY BROS. EQUIPMENT CO. DBA DOTY BROS. CONSTRUCTION CO. | 1 | $83,500 |
Latest projects
| Date | Project | Prime contractor | Contract amount |
|---|---|---|---|
| Apr 13, 2026 | Geotechnical & Material Testing & InspecOther | ASSOCIATED SOILS ENGINEERING, INC. | $16,868 |
| Mar 2, 2026 | Diamond Bar Blvd. Complete Street ProjecPaving & streets | GENTRY BROTHERS INC | $95,400 |
| Dec 15, 2025 | 4217 Energy Services Master AgreementOther | SITELOGIQ INC | $1,326,245 |
| Sep 10, 2025 | District Headquart-O&M Site ImprovementsDesign, inspection & consulting | ASSOCIATED SOILS ENGINEERING, INC. | $27,631 |
| May 1, 2025 | Operations & Maintenance Site ImprovemenDemolition & site work | PACIFIC HYDROTECH CORPORATION | $4,085,333 |
| Oct 30, 2024 | Walnut Valley WD Headquarters-STOther | ASSOCIATED SOILS ENGINEERING, INC. | $46,558 |
| Aug 15, 2024 | Tract 78210 Terraces at WalnutOther | DOTY BROS. EQUIPMENT CO. DBA DOTY BROS. CONSTRUCTION CO. | $83,500 |
| Jun 20, 2024 | Walnut Valley WD Headquarters-Phase 1Buildings & facilities | — | $19,612,768 |
| — | IBC Recycled Pump Station-Booster #3 RehWater | TRI COUNTY PUMP COMPANY | $28,647 |
| — | Parker Canyon Pump Station-Pump #4 AddWater | TRI COUNTY PUMP COMPANY | $45,180 |
| — | Ridgeline Pump Station-Booster3 RehabWater | TRI COUNTY PUMP COMPANY | $26,567 |
Source: California Department of Industrial Relations public works project registrations (PWC-100), updated daily by Atriam.