Docs Well Pump Hours

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A pump test to determine sustained yield of a non …

    https://www.waterboards.ca.gov/drinking_water/programs/districts/docs/9b_well_capacity_determination_bedrock.doc
    Measure and record the static water level and then pump the well continuously for a minimum of 72 hours starting at the proposed pumping discharge rate; Measure and record water drawdown levels and pumping discharge rate: Every thirty minutes during the first four hours of pumping, Every hour for the next four hours, andAuthor: Janice Oakley

State Water Resources Control Board 9B

    https://www.waterboards.ca.gov/drinking_water/programs/districts/docs/sonoma/permit_forms/9b_well_capacity_determination_bedrock.pdf
    twelve hours before initiating the next step, pump the well at the pump discharge rate proposed in step 1(b), Before the Testing, for no more than two hours, then discontinue pumping; b. Measure and record the static water level and then pump the well continuously for a minimum of 72 hours starting at the pump discharge rate

Well Yield Test Procedures Private Wells

    http://www.publichealth.lacounty.gov/eh/docs/ep_dw_well_yield_procedures.pdf
    pumped for 24 hours, as determined by the totalizer dial readings divided by the pumping duration of the test in minutes, provided that full recovery occurs within 24 hours. For cases where full recovery does not occur within 24 hours, the allowable yield will be the total gallons pumped for 24 hours, as determined by the totalizer dial readingsFile Size: 123KB

Some Domestic Well Yield Testing Methods

    https://www.arcc.osmre.gov/about/techDisciplines/hydrology/docs/techGuidance/2012/tsd-wggb-Domestic_Well_Yield_Testing_Methods.pdf
    pump a well one time at 3 gpm for 2 hours and another time 5 gpm for 90 minutes, theoretically you should end up with a similar specific capacity value for both even though the pumping rates and drawdowns may differ. Otherwise, if you simply pump the well at 3 gpm or 5 gpm and do not measure

Guide to Conducting Well Pumping Tests - EDS Pumps

    https://www.edspumps.com/_docs/BCGWA%20-%20GUIDE%20TO%20CONDUCTION%20WELL%20PUMPING%20TESTS%20-%2001.pdf
    A well yield test is a short (approximately one hour) flow test, usually done by a qualified well driller once the well is completed to provide a rough estimate of the well’s yield. It is generally recorded in the well construction report by the driller. Well 2yield tests are done using bailing1 or air lifting methods.

Limited Pump, Pitless, and Screen Contractor …

    https://www.health.state.mn.us/communities/environment/water/docs/wells/licenses/pumppitless.pdf
    minimum of 1,000 hours installing well pumps or pumping equipment, or installing, repairing, and modifying pitless units, pitless adapters, well casings above the pitless unit or pitless adapter, well screens, and well diameters.

Submersible Pump Sizing & Selection

    http://www.ihs.gov/EHSCT/documents/sfc_webinar_docs/2013-Pump%20Sizing%20With%20Exercises%20r1.pdf
    A: Go back in time and design a better well screen and filter pack. A: Okay, you’ll have to pull the pump. Go ahead and hire someone with a well service rig. DON’T TRY IT YOURSELF! • Well professionals have the right kind of equipment to pull a submersible pump without damaging the drop pipe, power cable and pump itself. • You don’t.

CHAPTER 8 PUMP TESTS

    http://pwaportal.ventura.org/wpd/onestop/groundwater/docs/Pump%20Test%20Criteria.pdf
    To demonstrate an adequate water supply, the applicant shall complete a water well pump and recovery test (well test) of the proposed water supply well that meets the requirements shown in Table 1 below, and the following requirements: TABLE 1 Criteria Pumping Duration 12 hours minimum Pumping Rate 5 gpm minimum Recovery Time 24 hours maximum 100% recovery Length of Wetted Column in Well …

Hand Pump Maintenance and Well Disinfection

    https://www.health.state.mn.us/communities/environment/water/docs/handpumpdis.pdf
    Leave the bleach solution in the well for 6-24 hours; Overnight for longer contact time is recommended. To protect users from high chlorine concentrations, remove the pump handle and post “Do Not Drink” warnings. STEP 4 - Removing the chlorinated water . Pump the well …

Water Supply - Gilford Well Company

    https://www.gilfordwell.com/docs/water_supply.pdf
    tables, the overall yield is the sum of the aquifer yield to the well and the available well storage. The tables presume a pump setting of 20 feet above the bottom of the well and a static water level of 20 feet below the ground surface. However, a pump can be set anywhere in the well and the static water level changes over time.

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