ARCHIVED REPORTS_RIPON STATUS REPORT 2011 1ST QUARTER

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Table 5: Volatile Organic Compounds, Analytical Results, Private Wells and Other Wells First Quarter 2011 Site Status Report Former Nestle USA, Inc. Facility, Ripon, CA Sample Sample Average PDB Sampling Sample Chloroform cis-1,2- trans-1,2- Trichloroethene Vinyl Comments/Others Location Method Depth (ft, bgs) Frequency Date Dichloroethene Dichloroethene Chloride Other CALTRANS Purge - Annual 04/27/10 <1.0 <0.50 <0.50 <0.50 <0.50 110 Manley Purge - Quarterly 01/04/11 <0.10 <0.10 <0.10 <0.10 <0.10 802 Vera (Inf) Purge - Monthly (b) 01/04/11 <0.10 9.7 <0.10 3.7 0.11 802 Vera (Inf) Purge - Monthly (b) 02/01/11 <0.10 6.6 <0.10 2.3 <0.10 802 Vera (Inf) Purge - Monthly (b) 03/08/11 <0.10 5.7 <0.10 2.3 <0.10 1051 Robert Avenue Purge - Monthly 01/04/11 <0.10 0.54 <0.10 0.2 <0.10 1051 Robert Avenue Purge - Monthly 02/01/11 <0.10 0.37 <0.10 0.13 <0.10 1051 Robert Avenue Purge - Monthly 03/08/11 <0.10 0.40 <0.10 0.13 <0.10 RC-1 Purge - Monthly 01/04/11 <0.10 <0.10 <0.10 <0.10 <0.10 RC-1 Purge - Monthly 02/01/11 <0.10 <0.10 <0.10 <0.10 <0.10 RC-1 Purge - Monthly 03/08/11 <0.10 <0.10 <0.10 <0.10 <0.10 1,1-Dichloroethene: 0.12 RC-2 Purge - Semi-Annual - - - - - - RPS-1 Purge - Monthly 01/04/11 <1.0 5.4 <0.50 2.1 <0.50 RPS-1 Purge - Monthly 02/01/11 <1.0 3.7 <0.50 1.4 <0.50 RPS-1 Purge - Monthly <1.0 4.9 <0.50 2.0 <0.50 Notes: = Current quarter (a) Sample if it becomes operational. (b) Sampling frequency required for private supply wells that have wellhead treatment units installed by Nestle. Inf/Eff: Influent and Effluent sampling (occurs monthly for operating extraction wells) NS: Not Sampled NR = Sampling not required - : Data Not available or Unknown. Page 2 of 2