Wet Ponds data table
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BMP Site Name BMP Type Ownership Treated Volume Units Total Watershed Area Units Watershed Land Use Expected Life Span Construction Costs Land Costs or Value Adjusted Maint Costs Average Annual Maintenance Costs Year of Cost Estimate State Data Source CPI factor Cost in 2010 dollars Rain Zone Factor Zone 1 - 2010 dollars Cost per treatment volume (cf)
Lakewood RP SF Vault (95) Wet Pond 700 cf 1.6 ac 💲57,000 1995 CO 1 1.43 💲81,568 0.76 💲120,205 💲172
Lakewood RP - MF Vault (96) Wet Pond 700 cf 1.6 ac 💲57,000 1996 CO 1 1.43 💲79,174 0.76 💲16,677 💲167
I-5 / La Costa (east) Wet Pond 9,150 cf 4.2 ac 💲769,841 2000 CA 1 1.27 💲974,619 1.24 💲880,301 💲96
Central Park Wet Pond Wet Pond 273,000 cf 1639.6 ac 💲585,000 💲55,327.16 💲22,500 1994 TX 1 1.47 💲860,535 0.67 💲1,438,506 💲5
Traver Creek Detention Basin Wet Pond 512,000 cf 2303.2 ac 💲187,011 💲128,750 1980 MI 1 2.65 💲494,831 1.12 💲494,8316 💲1
Cockroach Bay Agricultural Site Wet Pond 564,793 cf 210.0 ac 💲563,547 💲3,482.87 💲1,500 1996 FL 1 1.39 💲782,767 0.67 💲1,308,506 💲2
Pittsfield Retention Basin Wet Pond 914,760 cf 4872.8 ac 💲404,931 💲128,750 💲70,142.58 💲20,214 1977 MI 1 3.47 💲1,405,109 1.12 💲1,405,109 💲2
Como Park Regional Pond Wet Pond City of St Paul 2,074,893 cf 128 ac mixed 35 💲1,364,364 💲$4,550.00 💲$4,550 2010 MN 5 1.00 💲1,364,364 1.12 💲1,364,364 💲1
  • Ave maint 💲1.25
  • SD maint 💲1.18
  • Average 💲15
  • Standard Deviation 💲9