developing green stormwater design solutions for uic compliance
DESCRIPTION
Developing Green Stormwater Design Solutions For UIC Compliance Presented by: Adam Zucker PE, CWRE. 819 SE Morrison Street ● Suite 310 ● Portland, Oregon 97214 ● 503.274.2010 ● www.vigil-agrimis.com. What do we mean by UIC?. - PowerPoint PPT PresentationTRANSCRIPT
![Page 1: Developing Green Stormwater Design Solutions For UIC Compliance](https://reader036.vdocuments.net/reader036/viewer/2022062309/5681521e550346895dc0628e/html5/thumbnails/1.jpg)
Developing Green Stormwater Design Solutions For UIC
Compliance
Presented by: Adam Zucker PE, CWRE
819 SE Morrison Street ● Suite 310 ● Portland, Oregon 97214 ● 503.274.2010 ● www.vigil-agrimis.com
![Page 2: Developing Green Stormwater Design Solutions For UIC Compliance](https://reader036.vdocuments.net/reader036/viewer/2022062309/5681521e550346895dc0628e/html5/thumbnails/2.jpg)
Underground Injection Control
- A federal program under the Safe Drinking Water Act that regulates the injection of fluids into the ground
Purpose:
To protect groundwater from contamination
What do we mean by UIC?
![Page 3: Developing Green Stormwater Design Solutions For UIC Compliance](https://reader036.vdocuments.net/reader036/viewer/2022062309/5681521e550346895dc0628e/html5/thumbnails/3.jpg)
UIC 101 – History Of Injection Wells Early Injection- Injection of water to extract salts was documented in China around 300 A.D. and in France in the 9th Century
![Page 4: Developing Green Stormwater Design Solutions For UIC Compliance](https://reader036.vdocuments.net/reader036/viewer/2022062309/5681521e550346895dc0628e/html5/thumbnails/4.jpg)
UIC 101 – History Of Injection Wells 1930s- Oil and Gas Extraction
1940s- Oil refineries begin to inject wastes into ground
1950s- Chemical companies begin injecting industrial waste into deep wells
![Page 5: Developing Green Stormwater Design Solutions For UIC Compliance](https://reader036.vdocuments.net/reader036/viewer/2022062309/5681521e550346895dc0628e/html5/thumbnails/5.jpg)
UIC 101 – History Of Injection Wells 1960s- Deep well injection causes earthquakes in Colorado- 1st documented case of drinking water contamination
1970s- Wastes spilling out of an abandon oil well traced to an injection well used by a pulp mill some distance away
- Congress passes the Safe Drinking Water Act - 1974
![Page 6: Developing Green Stormwater Design Solutions For UIC Compliance](https://reader036.vdocuments.net/reader036/viewer/2022062309/5681521e550346895dc0628e/html5/thumbnails/6.jpg)
UIC 101 – Regulations
1980s- Federal UIC regulations are passed ◦ Define 5 classes of injection wells
- Washington Department of Ecology (DOE) andOregon Department of Environmental
Quality (DEQ)delegated the authority to administer
the UIC program - 1984
![Page 7: Developing Green Stormwater Design Solutions For UIC Compliance](https://reader036.vdocuments.net/reader036/viewer/2022062309/5681521e550346895dc0628e/html5/thumbnails/7.jpg)
UIC 101 – Regulations
State UIC enforcement responsibilities - Primacy
![Page 8: Developing Green Stormwater Design Solutions For UIC Compliance](https://reader036.vdocuments.net/reader036/viewer/2022062309/5681521e550346895dc0628e/html5/thumbnails/8.jpg)
UIC 101 – Classes of Injection Wells Class I : Deep injection wells for municipalities and industries (549 wells)
Class II : Oil and Gas production (143,951 wells)
Class III : Mineral Extraction (18,505 wells)
Class IV : Shallow storage of hazardous and radioactive wastes. Banned in 1984 (32 sites)
Class V : All other injection wells (400,000 to 650,000 wells)
well inventory numbers based on
EPA data
![Page 9: Developing Green Stormwater Design Solutions For UIC Compliance](https://reader036.vdocuments.net/reader036/viewer/2022062309/5681521e550346895dc0628e/html5/thumbnails/9.jpg)
Several subcategories for Class V wells
Septic Systems Groundwater RechargeHeating and CoolingGeothermal Stormwater Disposal
UIC 101 – Class V Wells
![Page 10: Developing Green Stormwater Design Solutions For UIC Compliance](https://reader036.vdocuments.net/reader036/viewer/2022062309/5681521e550346895dc0628e/html5/thumbnails/10.jpg)
Injection Well Sump Soakage TrenchFrench Drain Seepage PitDrainfieldSoakaway
UIC 101 – Class V Stormwater Wells
![Page 11: Developing Green Stormwater Design Solutions For UIC Compliance](https://reader036.vdocuments.net/reader036/viewer/2022062309/5681521e550346895dc0628e/html5/thumbnails/11.jpg)
UIC 101 – Class V Stormwater Wells…but for this presentation we generally mean
Drywells
![Page 12: Developing Green Stormwater Design Solutions For UIC Compliance](https://reader036.vdocuments.net/reader036/viewer/2022062309/5681521e550346895dc0628e/html5/thumbnails/12.jpg)
UIC 101 – Drywells
![Page 13: Developing Green Stormwater Design Solutions For UIC Compliance](https://reader036.vdocuments.net/reader036/viewer/2022062309/5681521e550346895dc0628e/html5/thumbnails/13.jpg)
UIC 101 – Wells
![Page 14: Developing Green Stormwater Design Solutions For UIC Compliance](https://reader036.vdocuments.net/reader036/viewer/2022062309/5681521e550346895dc0628e/html5/thumbnails/14.jpg)
UIC 101 – Back to the Regulations- In 1999 Federal regulations for Class V UICs are revised/clarified -States begin to revise their rules and adopt the following general requirements:
◦ Must be registered◦ Have no impact on water Quality
◦ Meet all other state and federal requirements
◦ Stormwater only; runoff minimized◦ No other disposal options
◦ Isolated from Drinking water sources◦ No soil or groundwater contamination◦ Not deeper than 100’ AND adequate
groundwater separation ◦ Pretreatment and spill prevention
![Page 15: Developing Green Stormwater Design Solutions For UIC Compliance](https://reader036.vdocuments.net/reader036/viewer/2022062309/5681521e550346895dc0628e/html5/thumbnails/15.jpg)
Generally requirement:
Groundwater Separation Requirements
The bottom of the drywell should be at least 10 feet above the groundwater table.
![Page 16: Developing Green Stormwater Design Solutions For UIC Compliance](https://reader036.vdocuments.net/reader036/viewer/2022062309/5681521e550346895dc0628e/html5/thumbnails/16.jpg)
USGS Groundwater Study - 2008
![Page 17: Developing Green Stormwater Design Solutions For UIC Compliance](https://reader036.vdocuments.net/reader036/viewer/2022062309/5681521e550346895dc0628e/html5/thumbnails/17.jpg)
![Page 18: Developing Green Stormwater Design Solutions For UIC Compliance](https://reader036.vdocuments.net/reader036/viewer/2022062309/5681521e550346895dc0628e/html5/thumbnails/18.jpg)
How to deal with the groundwater vertical separation requirements?
- Connect into a piped stormwater conveyance system
- Modify the existing drywell
- Surface Infiltration – LID and Green Streets
Sorting out UIC compliance
![Page 19: Developing Green Stormwater Design Solutions For UIC Compliance](https://reader036.vdocuments.net/reader036/viewer/2022062309/5681521e550346895dc0628e/html5/thumbnails/19.jpg)
Connecting to an Existing Storm System
![Page 20: Developing Green Stormwater Design Solutions For UIC Compliance](https://reader036.vdocuments.net/reader036/viewer/2022062309/5681521e550346895dc0628e/html5/thumbnails/20.jpg)
Connecting to an Existing Storm System
![Page 21: Developing Green Stormwater Design Solutions For UIC Compliance](https://reader036.vdocuments.net/reader036/viewer/2022062309/5681521e550346895dc0628e/html5/thumbnails/21.jpg)
Connecting to an Existing Storm System
![Page 22: Developing Green Stormwater Design Solutions For UIC Compliance](https://reader036.vdocuments.net/reader036/viewer/2022062309/5681521e550346895dc0628e/html5/thumbnails/22.jpg)
Utility Conflicts
![Page 23: Developing Green Stormwater Design Solutions For UIC Compliance](https://reader036.vdocuments.net/reader036/viewer/2022062309/5681521e550346895dc0628e/html5/thumbnails/23.jpg)
Utility Conflicts
![Page 24: Developing Green Stormwater Design Solutions For UIC Compliance](https://reader036.vdocuments.net/reader036/viewer/2022062309/5681521e550346895dc0628e/html5/thumbnails/24.jpg)
Utility Conflicts
![Page 25: Developing Green Stormwater Design Solutions For UIC Compliance](https://reader036.vdocuments.net/reader036/viewer/2022062309/5681521e550346895dc0628e/html5/thumbnails/25.jpg)
Utility Conflicts
![Page 26: Developing Green Stormwater Design Solutions For UIC Compliance](https://reader036.vdocuments.net/reader036/viewer/2022062309/5681521e550346895dc0628e/html5/thumbnails/26.jpg)
Retrofitting Existing Drywells
![Page 27: Developing Green Stormwater Design Solutions For UIC Compliance](https://reader036.vdocuments.net/reader036/viewer/2022062309/5681521e550346895dc0628e/html5/thumbnails/27.jpg)
Retrofitting Existing Drywells
![Page 28: Developing Green Stormwater Design Solutions For UIC Compliance](https://reader036.vdocuments.net/reader036/viewer/2022062309/5681521e550346895dc0628e/html5/thumbnails/28.jpg)
Retrofitting Existing Drywells
![Page 29: Developing Green Stormwater Design Solutions For UIC Compliance](https://reader036.vdocuments.net/reader036/viewer/2022062309/5681521e550346895dc0628e/html5/thumbnails/29.jpg)
Retrofitting Existing Drywells
![Page 30: Developing Green Stormwater Design Solutions For UIC Compliance](https://reader036.vdocuments.net/reader036/viewer/2022062309/5681521e550346895dc0628e/html5/thumbnails/30.jpg)
Retrofitting Existing Drywells
![Page 31: Developing Green Stormwater Design Solutions For UIC Compliance](https://reader036.vdocuments.net/reader036/viewer/2022062309/5681521e550346895dc0628e/html5/thumbnails/31.jpg)
Retrofitting Existing Drywells
![Page 32: Developing Green Stormwater Design Solutions For UIC Compliance](https://reader036.vdocuments.net/reader036/viewer/2022062309/5681521e550346895dc0628e/html5/thumbnails/32.jpg)
Retrofitting Existing Drywells
![Page 33: Developing Green Stormwater Design Solutions For UIC Compliance](https://reader036.vdocuments.net/reader036/viewer/2022062309/5681521e550346895dc0628e/html5/thumbnails/33.jpg)
Connecting to an Existing Storm System
![Page 34: Developing Green Stormwater Design Solutions For UIC Compliance](https://reader036.vdocuments.net/reader036/viewer/2022062309/5681521e550346895dc0628e/html5/thumbnails/34.jpg)
![Page 35: Developing Green Stormwater Design Solutions For UIC Compliance](https://reader036.vdocuments.net/reader036/viewer/2022062309/5681521e550346895dc0628e/html5/thumbnails/35.jpg)
![Page 36: Developing Green Stormwater Design Solutions For UIC Compliance](https://reader036.vdocuments.net/reader036/viewer/2022062309/5681521e550346895dc0628e/html5/thumbnails/36.jpg)
Retrofitting Existing Drywells
![Page 37: Developing Green Stormwater Design Solutions For UIC Compliance](https://reader036.vdocuments.net/reader036/viewer/2022062309/5681521e550346895dc0628e/html5/thumbnails/37.jpg)
Retrofitting Existing Drywells
Determining hydraulic capacity of drywell retrofit
- Drainage basin area
- Design storm
- Subsurface soil conditions
- Capacity tests
![Page 38: Developing Green Stormwater Design Solutions For UIC Compliance](https://reader036.vdocuments.net/reader036/viewer/2022062309/5681521e550346895dc0628e/html5/thumbnails/38.jpg)
Retrofitting Existing Drywells
![Page 39: Developing Green Stormwater Design Solutions For UIC Compliance](https://reader036.vdocuments.net/reader036/viewer/2022062309/5681521e550346895dc0628e/html5/thumbnails/39.jpg)
Retrofitting Existing Drywells
![Page 40: Developing Green Stormwater Design Solutions For UIC Compliance](https://reader036.vdocuments.net/reader036/viewer/2022062309/5681521e550346895dc0628e/html5/thumbnails/40.jpg)
Surface Infiltration - Green Street / LID
![Page 41: Developing Green Stormwater Design Solutions For UIC Compliance](https://reader036.vdocuments.net/reader036/viewer/2022062309/5681521e550346895dc0628e/html5/thumbnails/41.jpg)
Surface Infiltration - Green Street / LID
![Page 42: Developing Green Stormwater Design Solutions For UIC Compliance](https://reader036.vdocuments.net/reader036/viewer/2022062309/5681521e550346895dc0628e/html5/thumbnails/42.jpg)
Surface Infiltration - Green Street / LID
![Page 43: Developing Green Stormwater Design Solutions For UIC Compliance](https://reader036.vdocuments.net/reader036/viewer/2022062309/5681521e550346895dc0628e/html5/thumbnails/43.jpg)
Surface Infiltration - Green Street / LID
![Page 44: Developing Green Stormwater Design Solutions For UIC Compliance](https://reader036.vdocuments.net/reader036/viewer/2022062309/5681521e550346895dc0628e/html5/thumbnails/44.jpg)
Surface Infiltration - Green Street / LID
![Page 45: Developing Green Stormwater Design Solutions For UIC Compliance](https://reader036.vdocuments.net/reader036/viewer/2022062309/5681521e550346895dc0628e/html5/thumbnails/45.jpg)
Surface Infiltration - Green Street / LID
![Page 46: Developing Green Stormwater Design Solutions For UIC Compliance](https://reader036.vdocuments.net/reader036/viewer/2022062309/5681521e550346895dc0628e/html5/thumbnails/46.jpg)
Surface Infiltration - Green Street / LID
![Page 47: Developing Green Stormwater Design Solutions For UIC Compliance](https://reader036.vdocuments.net/reader036/viewer/2022062309/5681521e550346895dc0628e/html5/thumbnails/47.jpg)
Surface Infiltration - Green Street / LID
![Page 48: Developing Green Stormwater Design Solutions For UIC Compliance](https://reader036.vdocuments.net/reader036/viewer/2022062309/5681521e550346895dc0628e/html5/thumbnails/48.jpg)
Surface Infiltration - Green Street / LID
![Page 49: Developing Green Stormwater Design Solutions For UIC Compliance](https://reader036.vdocuments.net/reader036/viewer/2022062309/5681521e550346895dc0628e/html5/thumbnails/49.jpg)
-No longer an overflow to storm sewer system
-Space constraints; limited right-of-way
-Capturing all the runoff at intersections
- Facility Longevity
- Be conservative and provide redundancy
Surface Infiltration - Green Street / LIDDesign Challenges and Concerns
![Page 50: Developing Green Stormwater Design Solutions For UIC Compliance](https://reader036.vdocuments.net/reader036/viewer/2022062309/5681521e550346895dc0628e/html5/thumbnails/50.jpg)
Questions
819 SE Morrison Street ● Suite 310 ● Portland, Oregon 97214 ● 503.274.2010 ● www.vigil-agrimis.com