Lone Hill Park Regional Watershed Management Program Project
Summary
SCH Number
2026021076
Lead Agency
City of San Dimas
Document Title
Lone Hill Park Regional Watershed Management Program Project
Document Type
MND - Mitigated Negative Declaration
Received
Present Land Use
Public Open Space
Document Description
The City of San Dimas plans to capture, treat, and infiltrate stormwater runoff from San Dimas and Glendora, improving water quality in the Gladstone Street Storm Drain (BI 1121) and San Dimas Wash. The Project will enhance park infrastructure with features like a stormwater infiltration system, inclusive playground, demonstration garden, and permeable paving in the new parking lot, focusing on sustainability and cost-effective solutions in collaboration with the City to meet community needs.
Contact Information
Name
Katie Harrel
Agency Name
CWE
Job Title
Special Projects Manager
Contact Types
Consulting Firm
Phone
Email
Name
Maria Arreguin
Agency Name
CWE
Job Title
Engineer II
Contact Types
Consulting Firm
Phone
Email
Name
Luis Torrico
Agency Name
City of San Dimas
Job Title
Director of Community Development
Contact Types
Lead/Public Agency
Phone
Email
Name
Lauren Marshall
Agency Name
City of San Dimas
Job Title
Senior Management Analyst
Contact Types
Lead/Public Agency
Phone
Email
Location
Coordinates
Cities
San Dimas
Counties
Los Angeles
Regions
Citywide
Cross Streets
N. Shellman Avenue and W. Gladstone Street
Zip
91773
Total Acres
9
Parcel #
8383-003-900, 8383-004-900
State Highways
I-210 and SR-57
Railways
San Dimas Station (A Line)
Schools
Gladstone Elementary, Willow Elementary, Dove Day, Arrow High
Waterways
San Dimas Wash
Township
1S
Range
9W
Section
2
Notice of Completion
State Review Period Start
State Review Period End
State Reviewing Agencies
California Air Resources Board (ARB), California Department of Conservation (DOC), California Department of Fish and Wildlife, South Coast Region 5 (CDFW), California Department of Forestry and Fire Protection (CAL FIRE), California Department of Parks and Recreation, California Department of Resources Recycling and Recovery, California Department of Toxic Substances Control (DTSC), California Department of Water Resources (DWR), California Fish and Game Commission (CDFGC), California Governor's Office of Emergency Services (OES), California Highway Patrol (CHP), California Native American Heritage Commission (NAHC), California Natural Resources Agency, California Public Utilities Commission (CPUC), California Regional Water Quality Control Board, Los Angeles Region 4 (RWQCB), California State Coastal Conservancy (SCC), Colorado River Board, Office of Historic Preservation, San Gabriel and Lower Los Angeles Rivers and Mountains Conservancy (RMC), State Water Resources Control Board, Division of Drinking Water, State Water Resources Control Board, Division of Drinking Water, District 15, State Water Resources Control Board, Division of Drinking Water, District 16, State Water Resources Control Board, Division of Drinking Water, District 22, State Water Resources Control Board, Division of Drinking Water, District 7, State Water Resources Control Board, Division of Water Rights, State Water Resources Control Board, Divison of Financial Assistance, California Department of Transportation, District 7 (DOT)
State Reviewing Agency Comments
California Department of Transportation, District 7 (DOT)
Development Types
Recreational (Park), Water Facilities (Infiltration System)(Type Infiltration Sys, MGD 0.000001)
Local Actions
Site Plan
Project Issues
Air Quality, Biological Resources, Noise, Public Services, Archeological/Historical, Traffic/Circulation, Water Quality, Water Supply/Groundwater
Public Review Period Start
Public Review Period End
Attachments
Draft Environmental Document [Draft IS, NOI_NOA_Public notices, OPR Summary Form, Appx,]
Notice of Completion [NOC] Transmittal form
State Comment Letters [Comments from State Reviewing Agency(ies)]
Disclaimer: The Governor’s Office of Land Use and Climate Innovation (LCI) accepts no responsibility for the content or accessibility of these documents. To obtain an attachment in a different format, please contact the lead agency at the contact information listed above. For more information, please visit LCI’s Accessibility Site.