Storm water pollution prevention (SWPPP) cost per lump sum in California
Updated · BuildGets Team
Public bids in California put the storm water pollution prevention (SWPPP) at a median of $3,000 per lump sum, with the middle half of bids between $1,706 and $3,875. That is 19 % above the national median of $2,515. Based on 8 bidder prices from 2 public bid tabulations opened between September 2022 and April 2025.
| Median bid in California | $3,000 / LS |
| Middle 50 % of bids | $1,706 – $3,875 |
| National median | $2,515 (+19 %) |
| Bidder prices · bid tabs · owners | 8 · 2 · 1 |
Bid tabs in California
| Owner | Bid opening | Low bid | Median of bids | Bids |
|---|---|---|---|---|
| 2025 Morgan Hill Water Main Replacement Project | Apr 2025 | $3,500 | 8 | |
| City of Oxnard | Sep 2022 | $1.00 | $421 | 2 |
Prices are what contractors bid on public jobs in California, not installed costs from a price book. What each item includes varies by owner: read the item description in each bid tab before comparing. National figure and every state: storm water pollution prevention (SWPPP) unit price. Every unit price in California: California unit prices.
Cite as: BuildGets BID, Storm water pollution prevention (SWPPP) cost per lump sum in California, October 2026. https://www.buildgets.com/us/unit-prices/storm-water-pollution-prevention-swppp/ca/ (CC BY 4.0)
Questions
How much does a storm water pollution prevention (SWPPP) cost in California?
Public bids in California put the storm water pollution prevention (SWPPP) at a median of $3,000 per lump sum, with the middle half of bids between $1,706 and $3,875. That is 19 % above the national median of $2,515. Based on 8 bidder prices from 2 public bid tabulations opened between September 2022 and April 2025.
Is California more expensive than the national average?
For this item the California median bid is 19 % above the national median of $2,515. Bid prices depend on the owner, the job size and what the item includes, so compare with the sources below.