Laserfiche WebLink
BROWN Arm CALDWELL Well No. MW-8 <br /> GROUNDWATER SAMPLE COLLECTION RECORD <br /> Project Name EZ-Serve, Manteca Job No. 1565-04 Date: to z <br /> Location Station No 100878 1012 West Yosemite Ave Manteca, CA <br /> Samplers Name- `',aI412 <br /> Weather Conditions- LI=�A <br /> 1. WATER LEVEL DATA: (from TOC) TOC Elevation (from LS) <br /> a. Depth to water(ft) a lb ' � -_ Water Table Elev <br /> b. Total Well Depth = 28 90 ft Tape Corr (TC) <br /> c Length of Water Column = i-0 ` _(b -a) Well Diameter 20x 8" <br /> d. Casing Volume = ' .0 3 c (c x [gaVtt casingp • 2-in casing =016 gaVft <br /> 4-in casing =0 65 gaVft <br /> e Length of filter pack = `` 6-in casing = 147 gaVft <br /> f Filter pack volume �4 I_ (e x [gaVft filter pack]) 6 54n.casing = 1.70 gaVft <br /> 8-!n casing =2 60 gaVft <br /> g TOTAL WELL VOLUME = ` . c,4 e- (d + f) 10-in casing =410 gaVft <br /> 12-in.casing =5 00 gala <br /> 2 WELL PURGING DATA. • 8-m hole filter pack =0 78gaVft <br /> 10-In hole filter pack= 1.21gaV(t <br /> a. Purge Method r),P_AS PAMP W 12-in hole filter act= 1.47 aVft <br /> b Required Purge Volume(0 1 —gallons per well volume)= P A IZ4 c, <br /> c. Field Testing, Equipment Used Ts <br /> d Pump Rate A 5 1). � — <br /> e. Method of GW Disposal 55 oallon drum <br /> f. Recovery Rate Slow(9090 >60min), ed (909'0 30 60 min), Fast(90%< 10 min) <br /> Volume g ec Turbidity Calor/ Pump <br /> o <br /> Removed P <br /> {5Time -roe PH Conductivity (NTU's) Description SWI- Placement <br /> 105-7- 021,21 <br /> u3 drl. <br /> .10 1f04- ,C 3 <br /> D <br /> f9. LIP <br /> I <br /> 3 SAMPLE COLLECTION: Method Di le Bailer, Container 13 x 40 ml VOLA Preservation HCL <br /> i E Analysis I TPH {gas}8015,'BTEX 80201 <br /> , <br /> I, COMMENTS, REMARKS <br /> I � <br />