Iowa Administrative Code

50.13(1) Water use reports. Each permittee shall submit to the department, at least annually, or as prescribed by the department, reports of water used, diverted, or stored and any other information deemed necessary by the department. 50.13(2) Access ports. All new water use perm…

50.14(1) General. Except as provided in 50.14(2), after at least 30 days’ written notice mailed to the permittee’s last-known address by certified mail, and an opportunity for the permittee to be heard in an evidentiary hearing conducted in accordance with Iowa Code chapter 17A, …

50.15(1) Purpose. A protected flow is designed to protect and maintain adequate water supplies for: ordinary household, livestock, and domestic uses; fish and wildlife use; recreational use; in-stream wasteload assimilation and pollution control; beneficial water use needs in the…

50.16(1) General. The purpose of these water conservation requirements is to preserve the availability of water that is withdrawn for use, as opposed to protected flow provisions that preserve in-stream flows. a. Each water use permit, including any permit granted to a CWS, will …

50.17(1) General. After any triggering event described in 50.17(2) occurs, the department will investigate and may restrict water use according to the priority allocation plan described in 50.17(3). Prior to imposing the priority allocation plan, the department will normally requ…

neglect, the permittee shall be responsible for plugging the well in accordance with Iowa Code section 455B.190, 567—Chapter 39, or by an alternate method approved by the department for prevention of groundwater pollution. The well plugging form must be completed and submitted as…

567—Chapter 40, the following definitions apply to this title unless otherwise specified in the particular chapter of this title: “Administrative resolution” means the settlement of well interference conflicts by the department according to established rules and procedures. “Aqui…

50.3(1) Application forms. The following application forms are currently in use: Form 16: Application for a New Water Use Permit or to Modify an Existing Water Use Permit. 542-3106. Form 18: Application for Permit to Store Water for Beneficial Use. 542-3109. Form 20: Registration…

use permit shall be required for the use, withdrawal, or diversion of more than 25,000 gallons of water per day for any purpose. 50.4(1) Drainage at construction sites. A permittee may obtain permit coverage through registration as described in 50.4(4) for a withdrawal of water t…

50.5(1) Application forms. Department forms for water use permit applications and modifications are listed in 50.3(1) and are located on the water use program website at www.iowadnr.gov/wateruse. a. Application for approval of a new withdrawal or diversion of water. For withdrawa…

50.5(4) Initial screening of water use permit applications. a. General procedure. Upon receipt, each application shall be evaluated by the department to determine whether adequate information is available to review the project. The department shall then advise the applicant of ad…

50.7(1) Summary report. Before a decision is made on a water use permit application, the department shall prepare a summary report stating whether the withdrawal, diversion, or use of water described in the application conforms to relevant criteria. The report shall identify the …

50.8(1) Form of decision. The decision by the department shall be either approval or denial of the water use permit application. Each water use permit shall include appropriate standard and special conditions consistent with Iowa Code sections 455B.261 through 455B.274 and 455B.2…

various types of permitted water uses. A permitted use may be subject to additional restrictions related to its potential effects on surface or groundwater. Procedures for determining conditions imposed due to well interference are found in 567—Chapter 54. 50.9(1) Irrigation wate…

53.1(1) The department may designate a surface water or groundwater source within a defined geographical area as a protected source. Notwithstanding the requirements in this chapter, the department may impose permit conditions on a case-by-case basis to protect the water resource…

rulemaking to amend the list of protected sources in rule 567—53.5(455B). In addition to the requirements of rule 561—5.1(17A), an interested person who petitions the department to designate a protected water source may also be required to provide supporting information, includin…

sources. An applicant proposing to withdraw water from a protected source, as listed in rule 567—53.5(455B), may be required to submit information necessary for the department to determine the effects resulting from such withdrawal. 53.3(1) Withdrawals from protected groundwater …

designation of a protected water source in rule 567—53.5(455B) may include a list of special conditions for permits issued for withdrawals of water from the designated source. The designation may also include guidelines for the imposition of special limitations on withdrawals aut…

as protected sources under this chapter. Each listing includes the name of the designated surface water or groundwater source, the geographical areas affected, the specific purposes for designating the source, and special limitations imposed or recommended to achieve the purpose …

“Adequate groundwater supply” means an aquifer that is capable of providing enough water to satisfy the demands that have been placed on it. “Apparent well interference” means well interference in a nonregulated well resulting from a permitted use is likely but has not been verif…

54.2(1) The complainant and permittee or applicant must attempt to negotiate an informal settlement prior to the department becoming involved in the verification and settlement procedures described in rules

information, or fails to meet the specified deadlines, the complaint may be dismissed, a permanent permit modification or termination may be issued pursuant to 567—subrule 50.14(1) or an application may be conditioned or denied. [ARC 9201C, IAB 5/14/25, effective 6/18/25]

provided by the applicant pursuant to rule 567—50.5(455B), determines that a proposed withdrawal will cause verified well interference in a nonregulated well(s), the applicant will be given options for resolving the imminent conflict(s) in accordance with 567—subrule 50.7(1). If …

by the owner of a nonregulated well regarding suspected well interference, the following procedures will be followed. 54.5(1) Initial notification of complaint. The complainant shall provide the department with the following information: a. The complainant’s name, address, email …

failure to achieve a settlement, signed by all parties to the complaint or identifying those parties who refuse to sign, shall be sent to the department. Verbal notification will be accepted if followed by written confirmation. 54.2(2) Guidelines for informal negotiations are pro…

54.7(1) Settlement options. a. At the same time as notification prescribed in 54.6(2)“c” or upon notice to the applicant of verified well interference according to 567—subrule 50.14(2), the department will also advise the permittee or applicant of available settlement options, in…

54.8(1) If a complainant accepts compensation from a permittee for settlement of a well interference conflict, any future complaint by the complainant against the same permittee will not be considered unless either a significant change in the permitted withdrawal occurs; the perm…

54.9(1) Waiver procedures. Waivers to these rules may be granted by the department provided just cause can be demonstrated. Waiver requests and supporting information shall be submitted in writing to the department. 54.9(2) Appeal procedures. Department determinations under 54.5(…

55.1(1) The authority for the department of natural resources to permit persons to inject, store, and recover treated water for potable use is given by Iowa Code sections 455B.261, 455B.265 and 455B.269. This permit requirement applies to any aquifer storage and recovery (ASR) sy…

“Aquifer storage and recovery” or “ASR” means the injection and storage of treated water in an aquifer through a permitted well during times when treated water is available and withdrawal of the treated water from the same aquifer through the same well during times when treated w…

55.3(1) Applications. a. Initial application. An ASR permit shall be required for the storage of all treated water in an aquifer for later recovery for potable uses. An initial ASR permit application (a request for a new permit) shall be made on a form obtained from the departmen…

55.4(1) Requirements. Injections into aquifers for the purpose of treated water storage and subsequent withdrawals from the receiving aquifers intended for potable uses shall be subject to the following requirements: a. Aquifer pretesting. (1) A limited registration for aquifer p…

55.5(1) Water use restriction. Water recovery from an ASR site will not be permitted to any user other than the ASR permittee. 55.5(2) MCL exceedance limitation. Contaminant levels in water injected in accordance with an ASR permit shall not exceed the maximum contaminant levels …

Administrative Code. This rule is intended to implement Iowa Code chapter 17A as amended by 1998 Iowa Acts, chapter 1202. [Filed 11/21/75, Notices 7/14/75, 8/25/75, 9/8/75—published 12/15/75, effective 1/19/76] [Filed 4/23/81, Notice 2/18/81—published 5/13/81, effective 6/17/81] …

60.1(1) Scope of title. The department has jurisdiction over the surface water and groundwater of the state to prevent, abate and control water pollution by establishing standards for water quality and for direct or indirect discharges of wastewater to waters of the state and by …

[ARC 9203C, IAB 5/14/25, effective 6/18/25]

60.11(1) The following are adopted by reference: 40 CFR §§122.26, 122.32, 122.33, 122.34, and 122.35. 60.11(2) Small municipal separate storm sewer systems (MS4s). a. The following municipal MS4s that are not qualified as medium or large MS4s, in accordance with 40 CFR §122.26, a…

60.12(1) Transfer. If title to any DS or part thereof for which a permit has been issued under this chapter is transferred, the new owner or owners shall be subject to all terms and conditions of the permit. Whenever title to a DS or part thereof is changed, the department shall …

adopted by the department through the Administrative Procedure Act, Iowa Code chapter 17A, and the term of each permit. 60.13(1) “Storm Water Discharge Associated with Industrial Activity,” NPDES General Permit No. 1, effective March 1, 2023, to February 29, 2028. 60.13(2) “Storm…

60.14(1) Fee types. a. Application and NOI fees. (1) For individual nonstormwater NPDES and operation permits, an application fee must be submitted with the application as specified in this rule. (2) For authorization under GPs Nos. 1, 2, 3 and 5, an applicant has the option of p…

source nutrient reduction practices installed by permittees. Practices listed in the registry may be eligible for future regulatory incentives. [ARC 9203C, IAB 5/14/25, effective 6/18/25]

60.16(1) Validity. If any section, paragraph, sentence, clause, phrase or word of these rules, or any part thereof, be declared unconstitutional or invalid for any reason, the remainder of said rules shall not be affected thereby and shall remain in full force and effect. 60.16(2…

60.2(1) Construction permit requirement. a. No person shall construct, install or modify any wastewater DS or part thereof or extension or addition thereto without, or contrary to any condition of, a construction permit issued by the director or by a local public works department…

60.3(1) Operation permit requirement. Except as otherwise provided in this subrule, in 567—Chapter 65, and in 567—Chapter 69, no person shall operate any wastewater DS or part thereof without, or contrary to any condition of, an operation permit issued by the director. An operati…

60.4(1) Individual permit. An individual NPDES permit is required when there is a discharge of a pollutant from any point source into navigable waters. An NPDES permit is not required for the discharges listed in 40 CFR §122.3. 60.4(2) General permits (GPs). a. The director may i…

60.5(1) Formulation of tentative determination. The department shall make a tentative determination to issue or deny an operation or NPDES permit for the discharge described in a permit application in advance of the PN (described in 60.5(2)). If the tentative determination is to:…

60.6(1) Contents of a complete NOI. An applicant proposing to conduct activities covered by a GP shall file a complete NOI by submitting to the department materials required in this subrule, as applicable. An NOI is not required for discharges authorized under GPs No. 6 or No. 7,…

60.7(1) Prohibited discharges. No NPDES permit may authorize any of the discharges prohibited by rule 567—62.1(455B). 60.7(2) Application of effluent and pretreatment standards, WQS, and other requirements. Each NPDES permit shall include any of the following that is applicable: …

60.8(1) Individual operation and NPDES permit reissuance. Any operation or NPDES permittee who wishes to continue to discharge after the expiration date of the permit shall file an application for reissuance pursuant to 60.3(2)“a.” 60.8(2) Renewal of coverage under a GP. A permit…

permit holders are subject to the applicable requirements and provisions specified in 567—Chapter 63 and those specified in the operation permit issued by the department. [ARC 9203C, IAB 5/14/25, effective 6/18/25]