Laserfiche WebLink
TABLE 3 <br /> OXYGENATED COMPOUNDS IN GROUNDWATER <br /> Knowles -Roek <br /> Stockton, California <br /> . Page 1 of 7 <br /> (in parts per billion) <br /> Well Date Methanol Ethanol TSA MTBE DIPS ETBE TAME 1,2 DCA EDB <br /> VW1 Feb-98 -- <100 <5 0 <5 0 <5 0 <5 0 -- -- <br /> Feb-00 -- -- 670 <50 <50 <50 <50 -- -- <br /> May-00 <50,000 <25,000 <5,000 <500 <500 <500 <500 <500 <500 <br /> Aug-00 <25,000 <12,500 <2,500 <250 <250 <250 <250 <250 490** <br /> Nov-00 <40,000 <20,000 <4,000 <400 <400 <400 <400 <400 1,200 <br /> Mar-o 1 <100,000 <50,000 <4,000 <400 <400 <400 <400 <400 590 <br /> May-01 -- -- <2,000 <200 <200 <200 <200 390 1,200 <br /> Aug-01 -- <2,000 <200 <200 <200 <200 630 Soo <br /> Dec-01 Not Sampled <br /> Feb-02 <br /> May-02 -- -- <10,000 <1,000 <1,000 <1,000 <1,000 <1,000 <1,000 <br /> Aug-02 -- -- <10,000 <1,000 <1,000 <1,0oo <1,000 <1,000 <1,000 <br /> VW2 Aug-00 <10,000 <5,000 <1,000 <100 <100 <100 <100 <100 <100 <br /> Nov-00 <4,000 <2,000 <400 <40 <40 <40 <40 <40 <40 <br /> Mar-01 <10,000 <5,000 <400 <40 <40 <40 <40 <40 <40 <br /> May-01 -- -- <200 <20 <20 <20 <20 <20 <20 <br /> Aug-01 Not Sampled <br /> Dec-01 -- -- <400 490 <40 <40 <40 <40 <40 <br /> Feb-02 =_ <400 <40 <40 <40 <40 <40 <40 <br /> May-02 <400 <40 <40 <40 <40 <40 <40 <br /> Aug-02 Not Sampled <br /> VW3 Nov-97 -- -- <100 <20 <20 <20 <20 -- -- <br /> Feb-98 -- -- <100 <5 0 <5 0 <5 0 <5 0 -- -- <br /> Feb-00 -- <50 <5 0 <5 0 <5 0 <5 0 -- -- <br /> May-00 <500 <250 <50 <5 0 <5 0 <5 0 <5 0 <5 0 <5 0 <br /> Aug-00 <500 <250 <50 <5 0 <5 0 <5 0 <5 0 <5 0 <5 0 <br /> Nov-00 <500 450 <50 <5 0 <5 0 <5 0 <5 0 <5 0 <5 0 <br /> Mar-01 <21500 <1,250 <100 <10 <10 <10 <10 <10 <10 <br /> May-01 -- -- <20 <2 0 <2 0 <2 0 <2 0 <2 0 <2 0 <br /> Aug-01 -- -- <40 <4 0 <4 0 <4 0 <4 0 <4 0 <4 0 <br /> Dec-01 Not Sampled <br /> Feb-02 -- -- <20 <20 1 <20 1 <2 0 <2 0 <2 0 <2 0 <br /> May-02 Not Sampled <br /> Aug-02 <br /> VW4 Nov-97 -- -- <250 <50 <50 <50 <50 -- <br /> Feb-98 -- -- <100 <5 0 <5 0 <5 0 <5 0 -- -- <br /> Feb-00 -- -- <50 <5 0 20 <5 0 <5 0 -- -- <br /> May-00 <500 <250 <50 <5 0 <5 0 <5 0 <5 0 34 <5 0 <br /> Aug-00 <500 <250 <50 <5 0 <5 0 <5 0 <5 0 <5 0 <50 <br /> Nov-00 <1,000 <500 <100 <10 <10 <10 <10 130 <10 <br /> Mar-01 <2,500 <1,250 <100 <10 <10 <10 <10 190 <10 <br /> May-01 -- -- <40 <4 0 <40 1 <4 0 <4 0 270 <4 0 <br /> . Aug-01 -- - Not Sampled <br /> Dec-01 <20 <2 0 1 <20 1 <2 0 <2 0 97 <2 0 <br /> Feb-02 Not Sampled <br /> May-02 -- -- <20 1 <2 0 1 <20 <2 0 <2 0 110 <2 0 <br /> Aug-02 I Not Sampled <br /> I <br /> I <br />