Skip to Main Content
Contact Us

Project: Inland Empire Chino Basin Improvement and GW Cleanup - Construction Project

Description: Project will begin remediation activities of the South Archibald TCE Plume and prevent nitrates from impacting the Santa Ana River. Project includes construction of: 1) Extraction CDA Well II-12 within TCE 'hot spot' area; 2) Appx. 5 miles VOC raw water pipeline to CDA II Facility; 3) Mod of piping from CDA Well I-11 to connect VOC raw water pipeline; 4) Installation of 1 onsite and 1 offsite monitoring well to monitor performance; and 5) Mod/replace up to 3 decarbonators at CDA II Facility.

Reference Number: 3940P01D1712507

Implemented By: Inland Empire Utilities Agency

Objective: Remove VOC mass from the aquifer, prevent migration of VOC and nitrates downstream, and protect Santa Ana River from impacts of nitrates

Type: Water Management

Total Cost: $22,897,105.00

Project Status: Project Implementation

On Time?: Yes    Within Scope?: Yes    Within Budget?: Yes

Estimated Completion: 2/28/2023    Actual Completion:

Associated Counties: San Bernardino

Project Benefits a Disadvantaged Community (or SDAC): No

Contribution SourcesContribution DateContribution Amount
Private Contribution11/21/2018$12,066,754.00
Prop. 1, Groundwater Sustainability6/25/2018$11,377,018.00

Project MetricMetric TopicQuantityUnit
Water ManagementOther  

Water Action Plan Target

Provide Safe Water for All CommunitiesAction Description


loading loading