Purdue University Campus-Wide Sustainable Stormwater Modification Design West LaFayette, IN
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1 West LaFayette, IN
2
3 Historic Campus (1874) 2,400 Acre Extended Campus One of the Largest Universities (25) (Big 10) 39,200 Students 15,200 Staff and Faculty
4 Historic Teays River Valley
5 Well Head Locations Federal and State Water Quality Federal NPDES Phase II MS4 Permit
6 Why do a Master Plan? No over-arching strategy for managing stormwater comprehensively as a resource, or for protecting their groundwater. Strategic plan ( ) Master plan (2009) Well-head protection program Some constructed BMPs Minor infractions with MS4 permit
7 Process Understand Historic Rainfall & Environmental Data Review of Existing Conditions Analysis of Runoff & Pollutant Loading, Water Balance Model Opportunity & Constraints Mapping Prioritized Recommendations, Case Studies Guidelines for Stormwater Policy
8 Historic Rainfall & Environmental Data Watershed Context- geology, soils, groundwater Precipitation Patterns Historic Hydrology Remaining Natural Resources
9 Historic Rainfall & Environmental Data Watershed Context- geology, soils, groundwater Precipitation Patterns Historic Hydrology Remaining Natural Resources
10 Historic Rainfall & Environmental Data Watershed Context- geology, soils, groundwater Drainage Map, 1948 Precipitation Patterns Historic Hydrology Remaining Natural Resources Tributary to Jordan Creek
11 Review of Existing Conditions Define Drainage Areas SWMM Modeling Field Work -Site Visits, Staff interviews Review of Site Specific Problems System Approach
12 Review of Existing Conditions Define Drainage Areas SWMM Modeling Field Work -Site Visits, Staff interviews Review of Site Specific Problems System Approach
13 Review of Existing Conditions Define Drainage Areas SWMM Modeling Field Work -Site Visits, Staff interviews Review of Site Specific Problems System Approach
14 Analysis of Runoff & Pollutant Loading Land Use by Drainage Basin Water Balance Model Findings NPSP Cost/Benefit
15 Analysis of Runoff & Pollutant Loading Land Use by Drainage Basin Water Balance Model Findings NPSP Cost/Benefit
16 Analysis of Runoff & Pollutant Loading Land Use by Drainage Basin Water Balance Model Findings NPSP Cost/Benefit
17 Analysis of Runoff & Pollutant Loading Land Use by Drainage Basin Water Balance Model Findings NPSP Cost/Benefit
18 Opportunities & Constraints Mapping Identifying Constraints Tree Root Zones Tunnels 10 foot buffer-either side of centerline Electrical Transformers & Sensitive Electrical Utilities 10 foot buffer Impervious Sidewalks, Buildings, Roads, Parking Lots Steam Lines 10 foot buffer-either side of centerline Water Bodies Analysis of Opportunity Areas
19
20 Recommendations Case Studies
21 Recommendations Case Studies Cost Estimates Stormwater Policy
22 Recommendations Case Studies Cost Estimates Stormwater Policy
23 Recommendations Case Studies Cost Estimates Stormwater Policy
24 Recommendations Case Studies Cost Estimates Stormwater Policy
25 Into Action Mackey Football Retrofit
26 Into Action Mackey Football Retrofit
27 Into Action
28
29 Infiltration bed under both natural and artificial turf field. Captures 1-inch of runoff from adjacent parking
30 Into Action
31 Mackey Stadium Parking lot Overflow to infiltration bed under football practice fields To Infiltration Trench
32 Into Action
33 Contact: Susan McDaniels, LEED AP Meliora Environmental Design
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