Putting Dams in Order
Putting Dams in Order A Program for Comprehensive Identification and Prioritization of Dam Management Actions Cathy Marcinkevage AECOM Environment EBC Dam Program Series: Dam Removal and River Restoration July 16, 2009
Don Kretchmer, Matt Kennedy, Theresa McGovern AECOM Environment
Chad Cox GZA GeoEnvironmental, Inc.
Jason Benoit Massachusetts Department of Conservation and Recreation
Introduction File name
Massachusetts Department of Conservation and Recreation dam inventory: ~300 dams
DCR-owned Dams
AECOM Environment 3
Objective File name
Prioritize Capital Repairs DamMAP
• •
Dam Multi-Use Assessment Project Screening-level prioritization methodology
Enhancement Actions
Repair and Maintenance
Removal
Fish Passage
Hydropower Retrofit
Recreation
AECOM Environment 4
Matrix Development File name
Database Data Office of Dam Safety Database
Formal Dam Safety Inspection Reports;
AECOM Environment 5
Matrix Development File name
GIS Data
Ü
"
DCR Dam - Non-Water Supply Town Boundary National Hydrography Dataset Stream Major Watershed Boundary
Department of Conservation and Recreation Dam Locations
0
5
10
20 Miles
AECOM Environment 6
Matrix Development File name
GIS Data Queries with other layers to find out if the dam or impoundment is… …in a stressed basin?
Mass DEP Stressed Basin
…impaired for water quality?
Integrated List of Waters (303(d) /305(b))
…historically significant?
State Register of Historic Places
…in an urban watershed?
MassGIS Land Use
…in sensitive habitat?
ACEC, NHESP Priority Habitats of Rare Species and Core Habitats
DATA
DAM CHARACTERISTICS
AECOM Environment 7
Matrix Development File name
Agency and Outside Consultation
AECOM Environment 8
Matrix Evaluation File name
Risk | Human Uses & Services | Environmental Effects Engineering risk
=
Probability of failure
*
Consequences of failure
Developed by GZA GeoEnvironmental, Inc.
Dam
Risk Index
Age
Spillway Capacity
Crooked Pond Dam Centennial Dam
Condition
Hazard Classification
Downstream Risks
70
31
100%
Good
Significant
Light Population
2480
15
39%
Poor
High
Critical Area
AECOM Environment 9
Matrix Evaluation File name
Risk | Human Uses & Services | Environmental Effects
Recreation
Public Safety
Commercial/ Industrial
Societal
Dam
Lake Species in Impoundment
Park Fishing Area
F&W Bass Fishing Area
Lake Fishing Score
Bass Lake Dam
Yes
Yes
Yes
10
No Fish Dam
No
No
No
0
Dam
Historic Site
Within Historic District
Historic Score
Historic Dam
Yes
Yes
10
Modern Dam
No
No
0
AECOM Environment 10
Matrix Evaluation File name
Risk | Human Uses & Services | Environmental Effects
Instream Flow
Biodiversity
Habitat
Ecological Function
Degradation
Dam
Anadromous Species in Watershed
Passage Structure Rating
Barriers to Anadromous Fish Passage
Fish Passage Score
Barrier Dam
Yes
Ineffective
Barrier
10
Freeflowing Dam
Yes
Effective
No Barrier
0
Dam
% Urban > 10%
% Urban > 25%
Dam Height > 5 ft
Dam Height > 15 ft
Sediment Quantity Score
Large Storage Dam
Yes
Yes
Yes
Yes
10
Small Storage Dam
Yes
No
Yes
No
7
AECOM Environment 11
Priority Lists for Enhancement Actions File name
Repair and Maintenance
Removal
Fish Passage
Recreation
Aquatic Habitat Fish Passage Impact
Aquatic Habitat Fish Passage Impact
Flood Control Flow Augmentation Potential Habitat Fragmentation Impact Lake Fisheries
Flow Augmentation Potential Historic Value Hydropower Potential Lake Fisheries
Migratory Fish Impact Minimum Flow Requirements Public/Private Abutter Issues
Lake Fishing Migratory Fish Impact Minimum Flow Requirements Public/Private Abutter Issues
Risk Index Riverine Fisheries Sediment Quality Sediment Quantity
AECOM Environment
Hydropower Retrofit
Thermal Impacts Threatened & Endangered Species Wetlands
Risk Index River Boating River Fishing Riverine Fisheries Wetlands 12
Priority Lists for Enhancement Actions File name
Repair and Maintenance Dam RM1 Dam RM2 Dam RM3 Dam RM4 Dam RM5 Dam RM6 Dam RM7 Dam RM8 Dam RM9 Dam RM10
Removal
Fish Passage
Dam Re1 Dam Re2 Dam Re3 Dam Re4 Dam Re5 Dam Re6 Dam Re7 Dam Re8 Dam Re9 Dam Re10
Dam Pass1 Dam Pass2 Dam Pass3 Dam Pass4 Dam Pass5 Dam Pass6 Dam Pass7 Dam Pass8 Dam Pass9 Dam Pass10
Hydropower Retrofit Dam Hyd1 Dam Hyd2 Dam Hyd3 Dam Hyd4 Dam Hyd5 Dam Hyd6 Dam Hyd7 Dam Hyd8 Dam Hyd9 Dam Hyd10
Recreation Dam Rec1 Dam Rec2 Dam Rec3 Dam Rec4 Dam Rec5 Dam Rec6 Dam Rec7 Dam Rec8 Dam Rec9 Dam Rec10
AECOM Environment 13
Removal Candidate Characteristics File name
High Risk Riverine Fisheries Potential Impede Fish Passage Fragment Habitat Small Impoundments Minimum Flow Deficiencies No Flood Control No Water Supply
AECOM Environment 14
Secondary Outputs File name
Dam Groups
• • •
Low-head, High-hazard Condition Passage
Data Needs
• •
Collection Updates
Stakeholder Identification
AECOM Environment 15
Applications File name
AECOM Environment 16
Don Kretchmer, Matt Kennedy, Theresa McGovern AECOM Environment
Chad Cox GZA GeoEnvironmental, Inc.
Jason Benoit Massachusetts Department of Conservation and Recreation
Introduction File name
Massachusetts Department of Conservation and Recreation dam inventory: ~300 dams
DCR-owned Dams
AECOM Environment 3
Objective File name
Prioritize Capital Repairs DamMAP
• •
Dam Multi-Use Assessment Project Screening-level prioritization methodology
Enhancement Actions
Repair and Maintenance
Removal
Fish Passage
Hydropower Retrofit
Recreation
AECOM Environment 4
Matrix Development File name
Database Data Office of Dam Safety Database
Formal Dam Safety Inspection Reports;
AECOM Environment 5
Matrix Development File name
GIS Data
Ü
"
DCR Dam - Non-Water Supply Town Boundary National Hydrography Dataset Stream Major Watershed Boundary
Department of Conservation and Recreation Dam Locations
0
5
10
20 Miles
AECOM Environment 6
Matrix Development File name
GIS Data Queries with other layers to find out if the dam or impoundment is… …in a stressed basin?
Mass DEP Stressed Basin
…impaired for water quality?
Integrated List of Waters (303(d) /305(b))
…historically significant?
State Register of Historic Places
…in an urban watershed?
MassGIS Land Use
…in sensitive habitat?
ACEC, NHESP Priority Habitats of Rare Species and Core Habitats
DATA
DAM CHARACTERISTICS
AECOM Environment 7
Matrix Development File name
Agency and Outside Consultation
AECOM Environment 8
Matrix Evaluation File name
Risk | Human Uses & Services | Environmental Effects Engineering risk
=
Probability of failure
*
Consequences of failure
Developed by GZA GeoEnvironmental, Inc.
Dam
Risk Index
Age
Spillway Capacity
Crooked Pond Dam Centennial Dam
Condition
Hazard Classification
Downstream Risks
70
31
100%
Good
Significant
Light Population
2480
15
39%
Poor
High
Critical Area
AECOM Environment 9
Matrix Evaluation File name
Risk | Human Uses & Services | Environmental Effects
Recreation
Public Safety
Commercial/ Industrial
Societal
Dam
Lake Species in Impoundment
Park Fishing Area
F&W Bass Fishing Area
Lake Fishing Score
Bass Lake Dam
Yes
Yes
Yes
10
No Fish Dam
No
No
No
0
Dam
Historic Site
Within Historic District
Historic Score
Historic Dam
Yes
Yes
10
Modern Dam
No
No
0
AECOM Environment 10
Matrix Evaluation File name
Risk | Human Uses & Services | Environmental Effects
Instream Flow
Biodiversity
Habitat
Ecological Function
Degradation
Dam
Anadromous Species in Watershed
Passage Structure Rating
Barriers to Anadromous Fish Passage
Fish Passage Score
Barrier Dam
Yes
Ineffective
Barrier
10
Freeflowing Dam
Yes
Effective
No Barrier
0
Dam
% Urban > 10%
% Urban > 25%
Dam Height > 5 ft
Dam Height > 15 ft
Sediment Quantity Score
Large Storage Dam
Yes
Yes
Yes
Yes
10
Small Storage Dam
Yes
No
Yes
No
7
AECOM Environment 11
Priority Lists for Enhancement Actions File name
Repair and Maintenance
Removal
Fish Passage
Recreation
Aquatic Habitat Fish Passage Impact
Aquatic Habitat Fish Passage Impact
Flood Control Flow Augmentation Potential Habitat Fragmentation Impact Lake Fisheries
Flow Augmentation Potential Historic Value Hydropower Potential Lake Fisheries
Migratory Fish Impact Minimum Flow Requirements Public/Private Abutter Issues
Lake Fishing Migratory Fish Impact Minimum Flow Requirements Public/Private Abutter Issues
Risk Index Riverine Fisheries Sediment Quality Sediment Quantity
AECOM Environment
Hydropower Retrofit
Thermal Impacts Threatened & Endangered Species Wetlands
Risk Index River Boating River Fishing Riverine Fisheries Wetlands 12
Priority Lists for Enhancement Actions File name
Repair and Maintenance Dam RM1 Dam RM2 Dam RM3 Dam RM4 Dam RM5 Dam RM6 Dam RM7 Dam RM8 Dam RM9 Dam RM10
Removal
Fish Passage
Dam Re1 Dam Re2 Dam Re3 Dam Re4 Dam Re5 Dam Re6 Dam Re7 Dam Re8 Dam Re9 Dam Re10
Dam Pass1 Dam Pass2 Dam Pass3 Dam Pass4 Dam Pass5 Dam Pass6 Dam Pass7 Dam Pass8 Dam Pass9 Dam Pass10
Hydropower Retrofit Dam Hyd1 Dam Hyd2 Dam Hyd3 Dam Hyd4 Dam Hyd5 Dam Hyd6 Dam Hyd7 Dam Hyd8 Dam Hyd9 Dam Hyd10
Recreation Dam Rec1 Dam Rec2 Dam Rec3 Dam Rec4 Dam Rec5 Dam Rec6 Dam Rec7 Dam Rec8 Dam Rec9 Dam Rec10
AECOM Environment 13
Removal Candidate Characteristics File name
High Risk Riverine Fisheries Potential Impede Fish Passage Fragment Habitat Small Impoundments Minimum Flow Deficiencies No Flood Control No Water Supply
AECOM Environment 14
Secondary Outputs File name
Dam Groups
• • •
Low-head, High-hazard Condition Passage
Data Needs
• •
Collection Updates
Stakeholder Identification
AECOM Environment 15
Applications File name
AECOM Environment 16
