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Cambria Environmental Technology Pumping test analysis Date June 7, 1999 Attachment A, Page 7 <br /> 1144 65th St Time-Drawdown plot Project 341 Main St, Ripon, CA <br /> Oakland CA with discharge <br /> ph(510)420-0700 Evaluated by Barbara Jakub <br /> Pumping Test No 3 Test conducted on 515199 <br /> Pumping Well EW-1 EW-1 <br /> Discharge 11 00 U S gal/min <br /> Static water level 28 08 ft below datum <br /> Pumping test duration Water level Drawdown <br /> [min] [Et] [ft] <br /> 251 14000 3292 484 <br /> 252 14200 3294 486 <br /> 253 14400 3297 489 <br /> 254 14600 3292 484 <br /> 255 14800 3297 489 <br /> 256 15000 3299 491 <br /> 257 15200 3300 492 <br /> 258 15400 3300 492 <br /> 259 15600 3303 495 <br /> 260 16000 3211 403 <br /> 261 16200 3247 439 <br /> 262 16400 3252 444 <br /> 263 16600 3254 446 <br /> 264 16800 3257 449 <br /> 265 17000 3260 452 <br /> 266 17200 3258 450 <br /> 267 17400 3261 453 <br /> . 268 17600 3262 454 <br /> 269 17800 3261 453 <br /> 270 18000 3263 455 <br /> 271 18200 3263 455 <br /> 272 18400 3251 443 <br /> 273 18600 3228 420 <br /> 274 18800 3232 424 <br /> 275 19000 3238 430 <br /> 276 19200 3243 436 <br /> 277 19400 3249 441 <br /> 278 19600 3252 444 <br /> 279 19800 3256 448 <br /> 280 20000 3256 448 <br /> 281 20200 3260 452 <br /> 282 20400 3263 455 <br /> 283 20600 3263 455 <br /> 284 20800 3268 460 <br /> 285 21000 3269 461 <br /> 286 21200 3270 462 <br /> 287 21400 3272 464 <br /> 288 21600 3272 464 <br /> 289 21600 3273 465 <br /> 290 22000 3277 469 <br /> 291 22200 3276 468 <br /> 292 22400 3278 470 <br /> 293 22600 3279 471 <br /> 294 22800 3280 472 <br /> 295 23000 3278 470 <br /> 296 23200 3279 471 <br /> 297 23400 3281 473 <br /> 298 23600 3282 474 <br /> 299 23800 3282 474 <br /> 300 24000 3285 477 <br />