East Bay Subbasin Characterization - Well Drilling

Summary

SCH Number
2021060057
Public Agency
East Bay Municipal Utility District (EBMUD)
Document Title
East Bay Subbasin Characterization - Well Drilling
Document Type
NOE - Notice of Exemption
Received
Posted
6/2/2021

Document Description
Install 12 groundwater monitoring wells distributed among five different borehole locations. Up to three monitoring wells will be installed in each borehole ranging from 100 to 600 feet in depth. The finished nested monitoring well will include a 2-foot by 3-foot Christy Box that is flush with the ground. Construction is anticipated to last one week at each location and be within the parcel boundaries. The wells will be used to collect groundwater data and conduct pumping tests.

Contact Information
Brad Ledesma
East Bay Municipal Utility District
Lead/Public Agency
EBMUD 375 11th Street, MS 407
Oakland, CA 94607

Phone : (510) 287-1053
brad.ledesma@ebmud.com

Location

Cities
Berkeley Hayward Richmond
Counties
Alameda Contra Costa
Regions
Northern California San Francisco Bay Area
Other Location Info
Location #1 – Ruus Park - 1451 Folsom Avenue, Hayward CA 94544 The site is bounded to the north by Ruus Elementary School, to the south by Folsom Avenue, to the west by Tampa Avenue, and to the east by Dickens Avenue. The site is used for recreational purposes and is mostly non-paved. The surrounding area is primarily residential and abuts an elementary school. The nested monitoring well will be installed near the southeast corner of the site. Location #2 – Weekes Community Center Park – 27182 Patrick Avenue, Hayward CA 94544 The site is bounded to the north by Gomer Street, to the south by trees and residential homes parallel to Rieger Avenue, to the west by Patrick Avenue, and to the east by Tampa Avenue. The site is used for recreational purposes and is mostly non-paved. The surrounding area is primarily residential with a long-term care facility along Tampa Avenue and a community food center along Patrick Avenue. The nested monitoring well will be installed near the southeast corner of the site. Location #3 – EBMUD Wet Weather Station Q – 1451 2nd Street, Berkeley CA 94710 The site is bounded to the north by Page Street, to the south and east by an industrial equipment open storage facility, and to the west by 2nd Street. The site is used for storm water treatment purposes and is completely paved. The surrounding area is primarily heavy industrial. The nested monitoring well will be installed within the site. Location #4 –EBMUD Stege Pumping Plant (former) – 5019 Central Avenue, Richmond CA 94804 The site is bounded to the north and east by open space and marshlands, to the south by Central Avenue, and to the west by Rydin Road. The site was previously used as a wastewater pump station and is currently used for equipment storage; the site is mostly non-paved. The surrounding area is mixed use with office space, retail stores, and marshlands with the San Francisco Bay Trail approximately 60 feet due west of the site. The nested monitoring well will be installed within the site. Location #5 – Wendell Park – 26th Street/Wendell Avenue, Richmond CA 94804 The site is bounded to the north by residential units, to the south by Esmond Avenue, to the west by Wendell Park Mini-Patches and residential homes, and to the east by 26th Street. The site is used for recreational purposes and is mostly non-paved. The surrounding area is primarily residential. The nested monitoring well will be installed near the northeast corner of the site. Alternative Location #5 – Lucas Park – 724 10th Street, Richmond CA 94801 This proposed site will serve as a back-up site in case of an unsuccessful nested monitoring well installation at Wendell Park. The site is bounded to the north by Last Avenue, to the south by the Pennsylvania Avenue cross-over bridge, to the west by 10th Street and residential homes, and to the east by active railroad tracks. The site is used for recreational purposes and is a mix of paved and non-paved areas. The surrounding area is primarily residential bounded by an active railroad line. The nested monitoring well is proposed to be installed near the southwest corner of the site.

Notice of Exemption

Exempt Status
Categorical Exemption
Type, Section or Code
15303, 15304,15306
Reasons for Exemption
The project consists of the installation of 12 groundwater monitoring wells on five different sites, ranging from 100-600 feet in depth. Installation will involve minor construction using a mud-rotary drilling rig, and upon completion, the wells' above-ground presence will be minimal. Construction will take roughly one week at each site. Accordingly, the project is exempt under CEQA Guidelines section 15303 (construction of new small structures), section 15304 (minor alterations to land), and section 15306 (information collection).
County Clerks
Alameda Contra Costa

Attachments

Notice of Exemption
NOE_East Bay Plain Subbasin Characterization Project - Alameda Cty   PDF 1830 K NOE_East Bay Plain Subbasin Characterization Project - Contra Costa Cty   PDF 1688 K

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