# IDAPA 20.07.02.210: Section 210. Well Treatments

> Idaho · Regulations · In force

URL: https://www.frixlaw.com/law-library/statutes/STATE_ID_IDAPA_20_07_02_210

## Section

- **Citation:** IDAPA 20.07.02.210
- **Heading:** Section 210. Well Treatments
- **Jurisdiction:** Idaho
- **Kind:** Regulations
- **Status:** In force
- **Text as of:** August 14, 2026
- **Source:** Compiled text
- **Location:** Idaho Administrative Code / IDAPA 20 (Lands, Department of) / Chapter 20.07.02 / Section 210

## Text

01. Application Required. An Application for Permit to Drill required by Section 200 must includ e any plans for well treatment if they are known before the well is drilled. If well treatments are not covered in th e original drilling permit, then an application to amend the permit must be made to the Department with an applicatio n fee. Approval by the Department is required before the well treatments are implemented. Actions to clean the casing or perforations not in excess of pressures sufficient to overcome the fracture gradient in the surrounding formation ar e not considered to be well treatments, but operators must notify the Department when such actions occur. Application s for well treatments must include the permit number, well name, well location, as-built description if drilling has bee n completed, and the following: (7-1-25) a. Depth to perforations or the openhole interval; (3-18-22) b. The source of water or type of base fluid; (3-18-22) c. Additives, meaning any substance or any combination of substances including proppant, having a specified purpose that is combined with base treatment fluid by trade name, if available, and a Safety Data Shee t (SDS) for each additive; (7-1-25) d. Type of proppant(s); (3-18-22) e. Anticipated percentages by volume and total volumes of base treatment fluid, individual additives , and proppant(s); (3-18-22) f. Estimated pump pressures; (3-18-22) g. Method and timeline for the management, storage, and disposal of well treatment fluids, includin g anticipated disposal site of treatment fluids or plans for reuse; (3-18-22) h. Size and design of storage pits, if proposed, in conformance with Section 230 of these rules; (3-18-22) i. Information specific to hydraulic fracturing as described in Section 211 of these rules; (3-18-22) j. Summary identifying all water bearing zones from the surface down to the bottom of the well; (3-18-22) k
ludin g anticipated disposal site of treatment fluids or plans for reuse; (3-18-22) h. Size and design of storage pits, if proposed, in conformance with Section 230 of these rules; (3-18-22) i. Information specific to hydraulic fracturing as described in Section 211 of these rules; (3-18-22) j. Summary identifying all water bearing zones from the surface down to the bottom of the well; (3-18-22) k. Fresh water protection plan that describes the proposed site-specific measures to protect wate r quality from activities associated with well treatments. The Department will review this plan in consultation with th e IDEQ. The Freshwater Protection Plan shall include the following information: (7-1-25) i. Ground water and storm water best management practices; (3-18-22) ii. Statement certifying that the owner or operator is complying with Spill Prevention, Control, an d Countermeasures (SPCC) requirements administered by the EPA; (3-18-22) iii. A preconstruction topographic site map or aerial photos identifying all habitable structures, wells , perennial and intermittent springs, surface waters, and irrigation ditches within one-quarter (1/4) mile of the oil or ga s well. The distance or location may be changed based on site-specific factors such as horizontal drilling, the expecte d length of fractures, or lack of suitable water sample locations within one-quarter (1/4) mile; (7-1-25) iv. A brief description of the structural geology that may influence ground water flow and direction ; and (3-18-22) v. The general hydrogeological characteristics of the treatment area and surrounding land. (3-18-22) l. Certification by the owner or operator that all aspects of the well construction, including th e suitability and integrity of the cement used to seal the well, are designed to meet the requirements of proposed wel l treatments; (3-18-22) m
nfluence ground water flow and direction ; and (3-18-22) v. The general hydrogeological characteristics of the treatment area and surrounding land. (3-18-22) l. Certification by the owner or operator that all aspects of the well construction, including th e suitability and integrity of the cement used to seal the well, are designed to meet the requirements of proposed wel l treatments; (3-18-22) m. Affidavit signed by the owner or operator stating that all homeowners and water well owner s within one-quarter (1/4) mile of the oil or gas well, and all owners of a public drinking water system that have a n IDEQ recognized source water assessment or protection area within one-quarter (1/4) mile of the oil or gas well, hav e been notified of the proposed treatment. If a well deviates from the vertical, these surface distances will be from th e entire length of the wellbore from the surface to total depth. The notification will also offer an opportunity to have th e owner or operator sample and test the water, at the owner or operator’s cost, before and after the well treatment . Notification shall be by certified mail to the surface owner as identified by the county assessor’s records, or to th e well owner as identified on the IDWR registry of water rights or well log database; (7-1-25) n. Proof of publication in a newspaper of general circulation in the county where the well is located o f a legal notice briefly describing the well treatment to be performed. Notice shall also advise all water well or publi c drinking water system owners, as described in Paragraph 210.01.m. of these rules, of the opportunity to have their water tested at the owner’s or operator’s cost before and after the well treatment; and (3-18-22) o. Additional information as required by the Department. (3-18-22) 02. Master Drilling/Treatment Plans
e well treatment to be performed. Notice shall also advise all water well or publi c drinking water system owners, as described in Paragraph 210.01.m. of these rules, of the opportunity to have their water tested at the owner’s or operator’s cost before and after the well treatment; and (3-18-22) o. Additional information as required by the Department. (3-18-22) 02. Master Drilling/Treatment Plans. Where multiple stimulation activities will be undertaken fo r several wells proposed to be drilled in the same field within an area of geologic similarity, approval may be sough t from the Department for a comprehensive master drilling/treatment plan containing the information required. Th e approved master drilling/treatment plan must then be referenced on each individual well’s Application for Permit t o Drill. (3-18-22) 03. Time Limit. If a treatment approved in a drilling permit or amended drilling permit is not starte d within one (1) year of approval, the well treatment permit will expire, and reapplication will be required befor e conducting the well treatment. Prior to the expiration date, the owner or operator may apply for a six-month (6 ) extension. If conditions have not changed, and no changes to the permit are requested, the extension may be approve d by the Department. (7-1-25) 04. Inspections. The Department may conduct inspections before, during, and after well treatments. (7-1-25) 05. Reporting Requirements. A report on the well treatment must be submitted within thirty (30) day s of the treatment. The report shall present a detailed account of the work done and the manner in which such work wa s performed, including: (3-18-22) a. The daily production of oil, gas, and water both before and after the operation. (7-1-25) b. The size and depth of perforations. (3-18-22) c. Percentages by volume and total volumes of base treatment fluid, individual additives, an d proppant(s). This requirement can be met by the submittal of well completion field tickets if they contain thi s information. (3-18-22) d
med, including: (3-18-22) a. The daily production of oil, gas, and water both before and after the operation. (7-1-25) b. The size and depth of perforations. (3-18-22) c. Percentages by volume and total volumes of base treatment fluid, individual additives, an d proppant(s). This requirement can be met by the submittal of well completion field tickets if they contain thi s information. (3-18-22) d. Documentation demonstrating the chemicals used in the well treatment have been reported to th e website https://fracfocus.org, its successor website, or another publicly accessible database approved by th e Department. The chemical information must be reported in a systems approach. (7-1-25) e. Information specific to hydraulic fracturing, as described in Section 211 of these rules. (3-18-22) f. Static pressure testing results before and after the well treatment. (3-18-22) g. The amounts, handling, and if necessary, disposal at an identified appropriate disposal facility, o r reuse of the well stimulation fluid load recovered during flow back, swabbing, recovery, or all from productio n facility vessels. Reporting of recovered fluids must be included with other monthly production reports required by th e Department. Storage of such fluid must be protective of groundwater by using either tanks or authorized lined pits a s described in Section 230 of these rules. (7-1-25) h. Any other information related to operations which alter the performance or characteristics of th e well. (3-18-22) 06. Freshwater Protections for Well Treatments. (7-1-25) a. The Department will not authorize pits, lagoons, ponds, or other methods of subsurface storage fo r treatment fluids within IDEQ recognized source water assessment or protection areas for public drinking wate r systems. Owners or operators must store and transport treatment fluids using above ground storage facilities an d tanker trucks for well treatments in these locations. (3-18-22) b
-1-25) a. The Department will not authorize pits, lagoons, ponds, or other methods of subsurface storage fo r treatment fluids within IDEQ recognized source water assessment or protection areas for public drinking wate r systems. Owners or operators must store and transport treatment fluids using above ground storage facilities an d tanker trucks for well treatments in these locations. (3-18-22) b. The Department will not authorize well treatments to create fractures within five hundred (500 ) vertical feet above or below freshwater aquifers. (7-1-25) c. The owner or operator must complete freshwater monitoring at the owner’s or operator’s cos t before and after a well treatment unless the Department, in consultation with IDEQ, determines that the propose d treatment does not pose a threat of pollution to fresh waters. The Department will review and approve all monitorin g proposals with IDEQ. The monitoring will be done using representative existing water wells or surface waters withi n one-quarter (1/4) horizontal mile of the treated well. For wells that deviate from the vertical, sampling may b e required within one-quarter (1/4) horizontal mile of the wellbore’s projected location on the surface. If no water well s or surface waters are present in this area, the sampling area may be enlarged as needed with approval by the Department. If the Department determines that existing water wells are not representative of the ground waters tha t could be impacted, then the Department may require the owner or operator to install one (1) or more ground wate r monitoring wells at the owner’s or operator’s cost. The owner or operator must obtain consent from appropriate property owners to gain access prior to any sampling or well construction. When monitoring is required by th e Department, the operator will prepare a monitoring plan that includes the following: (7-1-25) i. Location of proposed monitoring sites; (3-18-22) ii
one (1) or more ground wate r monitoring wells at the owner’s or operator’s cost. The owner or operator must obtain consent from appropriate property owners to gain access prior to any sampling or well construction. When monitoring is required by th e Department, the operator will prepare a monitoring plan that includes the following: (7-1-25) i. Location of proposed monitoring sites; (3-18-22) ii. Construction details of any sampled or constructed wells including total well depth, depth o f screened interval(s), screen size, and drilling log. For existing wells, the operator must make every reasonable attemp t to locate this information; (3-18-22) iii. When possible, data from the existing wells collected within the last five (5) years and analyzed i n a state or EPA certified drinking water lab; (3-18-22) iv. List of proposed analytes, testing methods, and their detection limits; (3-18-22) v. Additional tests such as stable isotopic analysis; and (3-18-22) vi. Pre-treatment sampling and analysis when no relevant data exists, and a schedule for post-treatment sampling and analysis. (3-18-22) d. The owner or operator will provide the Department with copies of any analysis or reports within thirty (30) days of samples being taken. All samples must be analyzed in a state or EPA certified drinking water lab. (3-18-22) e. Pollution of freshwater supplies due to a well treatment is a violation of these rules and Title 47 , Chapter 3, Idaho Code. (7-1-25)

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Source: Frix Law Library, https://www.frixlaw.com/law-library/statutes/STATE_ID_IDAPA_20_07_02_210. Check the current official text before relying on it. Not legal advice.
