RCRA Facility Investigation - Groundwater

Correspondence
Correspondence	Publication Date	File Size
3rd Quarter 2020 Groundwater Monitoring Letter	June 2020	174 KB
NASA Clarification of SSFL Monitoring Network Wells	July 2019	644 KB
Letter from David Dassler, Boeing re: Characterization of Chatsworth Operable Unit at the Building 4100/4009 Area	January 2016	574 KB
DTSC's response to Boeing's request for approval of substitute analytical methods; proposed low-flow parameter stabilization criteria; and supplemental decontamination standard operating procedures	January 2013	3.5 MB
Letter from Randy Ueshiro/Boeing to Richard Brausch/DTSC Regarding Summary of the Regulated Unit Groundwater Monitoring Programs Retrofit and Well Construction	August 2010	108 KB
Letter from Thomas Gallacher/Boeing to L.B.Nye/California Regional Water Quality Control Board - Los Angeles Regarding July 2010 Monthly Monitoring Report Submittal Northern Drainage and LOX Area Debris Removal Project	August 2010	1.2 MB
Letter from Tom Gallacher/Boeing to Mark Malinowski/DTSC regarding Response to DTSC April 5, 2010 Letter: Requirement to submit information on TCE in goundwater, well injection and well information for WS-9 and WS-10	June 2010	37.3 MB
Letter from Mark Malinowski/DTSC to Tom Gallacher/Boeing, Allen Elliott/NASA, and William Backous/DOE Regarding Requirement to Submit Information on Trichlorethene in Groundwater, Well Injection, and Well Information for WS-09 and WS-10, Santa Susana Field Laboratory	April 2010	547 KB
Letter from Thomas Gallacher/Boeing to Richard Brausch/DTSC Regarding Groundwater Remedial Investigation Data Gap - Sampling and Analysis Plan	March 2010	79 KB
Letter from Thomas Gallacher/Boeing to Rick Brausch/DTSC Regarding Errata for Report on Quarterly Groundwater Monitoring, First Quarter 2009, January through March 2009	February 2010	219 KB
Letter from Randy Ueshiro/Boeing to James Pappas/DTSC Regarding Draft Report on Regulated Unit, Water Quality Sampling and Analysis Plan, Areas I, II, and III	December 2009	177 KB
Letter from Thomas Gallacher/Boeing to Rick Brausch/DTSC Regarding Report on Quarterly Groundwater Monitoring, Second Quarter 2009, April through June 2009	August 2009	303 KB
Letter from Art Lenox/Boeing to Norman Riley/DTSC Regarding VOC Analysis for Well RD-06 and Well RD-37	June 2009	172 KB
Letter from Thomas Gallacher/Boeing to Norman Riley/DTSC Regarding Report on Quarterly Groundwater Monitoring, First Quarter 2009, January through March 2009	May 2009	260 KB
Report on Annual Groundwater Monitoring 2008	February 2009	232 KB
Third Quarter 2008 Report on Quarterly Groundwater Monitoring - Transmittal Letter	November 2008	200 KB
Report of Springs Sampling	November 2008	7.2 MB
Report on Collection of Unfiltered Groundwater Samples	August 2008	8.1 MB
Conditional Approval of the Workplan for the Phase 2 Groundwater Site Conceptual Model	September 2007	166 KB
Conditional Approval of the Workplan for the Phase 3 Groundwater Site Conceptual Model	September 2007	237 KB
Geological Characterization of the Central SSFL	August 2007	7.9 MB
Requirement to Submit Groundwater Interim Measures Workplan and Reinitiate CertaiN Extraction Wells	April 2007	175 KB
Data Review of Perchlorate Test Results for Samples Collected At Bathtub Well #1 (OS-9)	April 2004	7.3 MB
Letter from Art Lenox/Boeing to Jose Kou/DTSC Regarding Annual Groundwater Monitoring Report - January through December 2001	February 2002	230 KB
Groundwater Monitoring Report - Third Quarter 2001	November 2001	222 KB
Letter from Stephen Baxter/DTSC to Art Lenox/Boeing Regarding Quarterly and Annual Groundwater Monitoring Reports	August 2001	205 KB
Memorandum from Christopher Bonds/DTSC to Stephen Baxter/DTSC Regarding Minimum Reporting Requirements Review - Report an Annual Groundwater Monitoring, 2000	June 2001	1.1 MB
Letter from Paul Chang/Boeing to Jose Kou/DTSC Regarding Groundwater Monitoring Quarterly Report, First Quarter 2001 - January through March 2001	May 2001	227 KB
Letter from Paul Chang/Boeing to Greg Sweel/DTSC Regarding Draft Water Quality Sampling and Analysis Plan for Santa Susana Field Laboratory	May 2001	47 KB
Letter from Paul Chang/Boeing to Jose Kou/DTSC Regarding Annual Groundwater Monitoring Quarterly Report - January through December 2000	February 2001	222 KB