Maxville Vineyard Conversion Agricultural Erosion Control Plan (ECP) - P23-00130
Summary
SCH Number
2025110234
Lead Agency
Napa County
Document Title
Maxville Vineyard Conversion Agricultural Erosion Control Plan (ECP) - P23-00130
Document Type
MND - Mitigated Negative Declaration
Received
Present Land Use
Zoning: Agricultural Watershed; General Plan: Agriculture, Watershed and Open Space; present land use: agriculture, winery, residential, and open space
Document Description
MAXVILLE VINEYARD: VINEYARD CONVERSION – ENVIRONMENTAL REVIEW of land disturbing activities on slopes greater than 5% associated with Agricultural Erosion Control Plan (ECP) #P23-00130-ECP, for the clearing of vegetation, earthmoving, and installation and maintenance of erosion control measures for conversion to vineyard of 56.2. gross acres of new vineyard (i.e., development area, proposed clearing limits) with 42 net planted acres in ten vineyard blocks (Blocks A through J) [reduced from original request of 83.5 acres and 14 blocks] of gentle to steeply sloped land (5-37% slope, with an average slope of 20% with 1.7 acres occurring on slopes over 30%) consisting of coast live oak woodland (2.8 acres out of 111.27 acres), oregon white oak woodland (0.8 acres out of 33.78 acres), blue oak woodland (6.9 acres out of 216.12), mixed oak forest (0.1 acres out of 121.43 acres), wild oat grassland (43.5 acres out of 301.65 acres), walnut orchard (0.15 acres out of 0.15 acres) and ruderal land (1.9 acres out of 30.55 acres) located within the Napa River Watershed (Chiles Creek) and the Sacramento River Watershed (Maxwell Creek – located within the Lake Hennessey Sensitive Domestic Water Supply Drainage) located on approximately 1,025 acres split across three (3) parcels (Assessors Parce Numbers [APNs]: 025-020-023-000, 025-020-027-000, and 025-020-028-000). The project also includes 32.4 acres identified for permanent preservation in addition to the 520 acres already in a Forever Wildland Conservation Easement under the oversight of the Napa County Land Trust.
Contact Information
Name
Dana Eleanor Morrison
Agency Name
County of Napa
Job Title
Supervising Planner - Conservation
Contact Types
Lead/Public Agency
Phone
Name
Koko Nor Corporation
Agency Name
Property Owner
Job Title
Property Owner/Applicant
Contact Types
Project Applicant
Phone
Name
Coda Rainsford
Agency Name
Consulting Firm - HD Vine
Job Title
Engineering Manager
Contact Types
Consulting Firm
Phone
Email
Location
Coordinates
Cities
St. Helena, unincorporated area
Counties
Napa
Regions
Northern California, Unincorporated
Cross Streets
Chiles Pope Valley Road and Lower Chiles Valley Road
Zip
94574
Total Acres
1025
Jobs
1
Parcel #
025-020-023, 025-020-027 and 025-020-028
State Highways
None
Railways
None
Airports
None
Schools
None
Waterways
Creeks: Maxwell, Chiles, Hardin, Moore, and Uncle John
Township
08N
Range
05W
Section
1
Base
MDM
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, Bay Delta Region 3 (CDFW), California Department of Forestry and Fire Protection (CAL FIRE), California Department of Parks and Recreation, California Department of Toxic Substances Control (DTSC), California Department of Transportation, District 4 (DOT), California Department of Water Resources (DWR), California Governor's Office of Emergency Services (OES), California Highway Patrol (CHP), California Native American Heritage Commission (NAHC), California Natural Resources Agency, California Regional Water Quality Control Board, San Francisco Bay Region 2 (RWQCB), California State Lands Commission (SLC), Office of Historic Preservation, State Water Resources Control Board, Division of Drinking Water, State Water Resources Control Board, Division of Water Quality, State Water Resources Control Board, Division of Water Rights, State Water Resources Control Board, Divison of Financial Assistance
Development Types
Other (Agricultural Vineyard Conversion - Erosion Control Plan)
Local Actions
Vineyard Conversion - Agricultural Erosion Control Plan
Project Issues
Aesthetics, Agriculture and Forestry Resources, Air Quality, Biological Resources, Cultural Resources, Cumulative Effects, Drainage/Absorption, Flood Plain/Flooding, Geology/Soils, Greenhouse Gas Emissions, Hazards & Hazardous Materials, Hydrology/Water Quality, Land Use/Planning, Mandatory Findings of Significance, Mineral Resources, Noise, Public Services, Recreation, Transportation, Tribal Cultural Resources, Utilities/Service Systems, Vegetation, Wetland/Riparian, Wildfire
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
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