Report to Mayor and City Council
Wednesday, June 08, 2016
Discussion
SUBJECT:
Title
CONSIDER STATUS REPORT ON THE REGIONAL WATER QUALITY CONTROL BOARD ENVIRONMENTAL INVESTIGATION AND CARSON DECLARATION OF THE EXISTENCE OF A LOCAL EMERGENCY WITHIN THE CAROUSEL TRACT (CITY COUNCIL)
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I. SUMMARY
This item is on the agenda to provide updates at the first regularly scheduled City Council meeting related to the environmental investigation of the Carousel Tract. The remediation project has moved into the implementation phase in coordination with the California Regional Water Quality Control Board (Regional Board).
II. RECOMMENDATION
Recommendation
CONSIDER and DISCUSS.
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III. ALTERNATIVES
TAKE such other action the City Council deems appropriate that is consistent with the requirements of law.
IV. BACKGROUND
History
The California Regional Water Quality Control Board, Los Angeles (Regional Board) is the lead agency overseeing the environmental investigation and cleanup of the Carousel Tract. The Regional Board issued a Cleanup and Abatement Order No. R4-2011-0046 (CAO) on March 11, 2011 requiring Shell Oil Products US to investigate and clean up discharges of waste in soil and groundwater at the Carousel Tract site.
Recent Events
On May 18, 2016, staff received a Board update for the months of April and May of 2016, (Exhibit No. 1). The update identified that on April 14, 2016, the Regional Board received the First Quarter 2016 Remediation Progress Report for the implementation of the Remedial Action Plan (RAP). The report describes general activities completed related to the RAP such as:
• Approval of the Geotechnical Investigation Report to support the Remedial Action Plan from the Los Angeles County;
• Individual meeting with the property owners in Cluster # 1, 2 and 3 to discuss landscape restoration plans for their properties;
• Group meetings for Cluster # 2, 3 and 4;
• Equipping of the laydown yard at the intersection of East Lomita Boulevard and South Main Street with furnished trailers; and
• Continued soil sampling.
All residents within Cluster # 1 were relocated the week of May 2, 2016. On May 9, 2016, remedial construction activities began. On-going activities include:
• Construction traffic control measures implemented, flagmen positioned at the two streets that allow entrance to the neighborhood; signage erected around the perimeter that includes no temporary parking along the streets surround Cluster # 1 perimeter i.e., 249th Street, Neptune Avenue and 248th Street;
• Installation of the 15-foot high sound attenuation panels around the Cluster # 1 perimeter is complete;
• Equipment mobilization, preparation for excavation work and demolition activities are underway.
The remedial activities at the Carousel Neighborhood will be conducted in phases, with each phase involving a group of up to ten (10) properties. Each group of properties is referred to as a cluster. The site has been subdivided into twenty-eight (28) clusters that will be remediated over a five (5) year period (Exhibit No. 2).
Residential Sampling Activity
Testing of property in the Carousel Tract is continuing and the latest reports are posted on the Regional Board’s website at:
http://geotracker.waterboards.ca.gov/profile_report.asp?global_id=T10000000228
As of March 10, 2015, the completed Residential Sampling Activity is as follows:
• 272 homes have been screened for Methane. (95%)
• 273 homes have had soils sampled and vapor probes installed. (96%)
• 273 homes have had vapor probes sampled. (95%)
• 261 homes have had indoor air sampled. (91%)
• 244 of 261 homes have had their 2nd round of indoor air sampling. (94%)
• 86% of total homes in the Carousel Community have had second round of Indoor Air Sampling conducted.
Timeline of Activities
A general timeline that tracks past and current activities of the Carousel Tract environmental investigation is included in the attachments (Exhibit No. 3).
For additional information regarding the Carousel community can be found at the following link:
<http://ci.carson.ca.us/department/communitydevelopment/carouseltract.asp>.
V. FISCAL IMPACT
None.
VI. EXHIBITS
1. Regional Board summary update dated May 18, 2016. (pg. 4)
2. AECOM Remediation Cluster & Implementation Sequence Map (pg. 5)
3. Carousel Tract Environmental Investigation Timeline. (pgs. 6-14)
Prepared by: Zak Gonzalez II, Associate Planner, Planning Division