This set of Hazardous Waste Management Multiple Choice Questions & Answers (MCQs) focuses on “Injection Well”.
1. Class ___________ wells inject hazardous and non-hazardous waste beneath the lowermost formation.
a) I
b) II
c) III
d) IV
View Answer
Explanation: Class I wells inject hazardous and non-hazardous waste beneath the lowermost formation containing an underground source of drinking water (USDW) within ¼ mile of the well bore.
2. Class ____________ wells that inject fluids associated with oil and natural gas production.
a) I
b) II
c) III
d) IV
View Answer
Explanation: Class II wells inject fluids associated with oil and natural gas production, for enhanced recovery of oil or natural gas and for storage of liquid hydrocarbons.
3. Class ____________ wells inject fluids for extraction of minerals from ore bodies.
a) I
b) II
c) III
d) IV
View Answer
Explanation: Class III wells inject fluids for extraction of minerals from ore bodies that have not been nor cannot be conventionally mined, which includes salts, sulfur and uranium.
4. Class ____________ wells inject hazardous or radioactive waste into and or above a formation containing an USDW.
a) I
b) II
c) III
d) IV
View Answer
Explanation: Wells that inject hazardous or radioactive waste into and or above a formation containing an USDW. This type is banned unless authorized under other statutes for groundwater remediation.
5. Any injection well not included in class I-IV belongs to class V.
a) True
b) False
View Answer
Explanation: Any injection well not included in class I-IV belongs to class V. This includes, but is not limited to: air conditioning return flow wells, cesspools, drainage wells, recharge wells, salt water intrusion barrier wells, septic system for a multiple dwelling, subsidence control wells, and spent brine disposal wells.
6. Class I injection well is checked and monitored to ensure adequate protection of ____________
a) USDW
b) NPL
c) WCA
d) HPS
View Answer
Explanation: Class I well is checked and monitored through the use of logs and other tests to ensure adequate construction for protection of underground sources of drinking water (USDWs).
7. When was safe drinking water act enacted?
a) 1971
b) 1972
c) 1973
d) 1974
View Answer
Explanation: In December, 1974 Congress enacted Safe Drinking Water Act, which required EPA to set requirements for protecting underground sources of drinking water (USDWs).
8. Class ____ well include wells with similar functions.
a) I
b) II
c) III
d) VI
View Answer
Explanation: Class VI well includes wells with similar functions, construction, and operating features for the better technical knowledge and requirements that has to be applied for each class.
Sanfoundry Global Education & Learning Series – Hazardous Waste Management.
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