Artesian - Study guides, Class notes & Summaries

Prepared water samples bottles used for collecting samples for bacteriological examination contain sodium thiosulfate crystals. It is important not to rinse out the sample bottle because the sodium thiosulfate: eliminates the need for refrigeration of the sample, neutralizes any chlorine present in the sample, the test for it is relatively inexpensive and easy to perform, all of the above. -:- neutralize any chlorine present in the sample In NC, the drinking water quality standards ar...

List the 5 factors that determine if a food is mislabeled - under a name of another company, 3. Imitation w/o the word "imitation," 4. container is misleading, 5. legal statements in inconspicuous location What are the 5 items that appear on a nutrition facts of a bottled water label? - Calories Carbs Fat Sodium Protein What documentation is accepted as evidence of source approval? - Permit/license Letter Inspection report Certificate from hydrologist Define the term artes...

1. The total amount of water on the Earth ____________ from year to year and the hydrologic cycle ________________. A. stays about the same; moves it from one place to another place B. increases; captures it from the incoming solar radiation C. increases; gains water from the Earth's interior D. decreases; moves it from one place to another place E. decreases; loses water to the atmosphere - ANSWER A 2. Most water in the atmosphere has evaporated from the ocean, and ______ rain fall...

Aquifers Questions with solutions 2023 Aeration zone The zone immediately below the land surface where the pores contain both water and air, but are not totally saturated with water. Plant roots can capture the moisture passing through this zone, but it cannot provide water for wells. Also known as the unsaturated zone or vadose zone. Aquiclude Impermeable beds of geologic material that hinder or prevent groundwater movement. Aquifer An underground geological formation able to ...

In the hydrologic cycle, water moves by evaporation and transpiration into the - Answer-Atmosphere evaporation where it comes in contact - AnswerGround Water - Answer-The term refers to water that collects beneath the surface of the earth in porous, permeable, water-bearing geologic formations or aquifers. Surface water - Answer-refers to water that is found above ground in containment areas, such as lakes, rivers, streams, creeks, and reservoirs. Water table aquifers are recharged by - Ans...

Which of the following does NOT have to be inspected during the plumbing inspection? A. fire and lawn sprinkler systems B. fixtures and faucets C. water heating equipment D. supply and drain, waste, and vent (DWV) piping - Answer-A. fire and lawn sprinkler systems Which action IS required by most standards of practice during the plumbing inspection? A. required to operate automatic safety controls B. required to observe onsite water supply quantity and quality C. required to describe wat...

Class C Water Operator Texas Part 1 TCEQ 2024 T/F The hydrological cycle is the natural exchange of water between the ocean and the atmosphere - CORRECT ANSWER-True T/F 25% of the earths water is surface water, but only a small portion can be tapped by wells - CORRECT ANSWER-Flase T/F Groundwater hydrology is the science concerned with the occurrence, distribution, and movement of water above the earths surface - CORRECT ANSWER-False T/F Groundwater is the soil water that collects in ...

Q 19377) An instantaneous unit hydrograph is a hydrograph of(TS TRANSCO AE-2018) (1) Unit duration and infinitely small rainfall excess (2) Infinitely small duration and of unit rainfall excess (3) Infinitely small duration and of unit rainfall excess of an infinitely small area (4) unit rainfall excess on infinitely small area correct answers B More Q 19376) The double-mass curve technique is adopted to(TS TRANSCO AE-2018) (1) check the consistency of rain gauge records (2) to find ...

When calcium hypochlorite is used for disinfecting a water supply, it should be: dissolved in water allowed to settle and supernatant siphoned off and fed into the water system, dissolved in water as a dry chemical then injected into the water system, fed as a dry chemical directly into the pipeline, fed as dry powder into the clear well. - dissolved in water as a dry chemical, allow to settle , and the supernatant siphoned off and fed into the water system Which of the following best descr...

What does a C value of 140 means for a pipe? - ANSWER The pipe interior is very smooth. Which primary contaminant causes Blue Baby Syndrome? - ANSWER Nitrate. What is a nutating disc? - ANSWER Type of a water meter for a small-diameter domestic service. What causes hardness in water? - ANSWER Magnesium and calcium. Which of the following is a confined aquifer with groundwater under positive pressure? - ANSWER Artesian. ____________ is an imaginary surface to which groundwater rise...