Draft chapter 161: Post-construction Stormwater Runoff Control
§ 161.10 Compliance Required
The 2026 draft's § 161.10 beside the current code's § 161.10: removed words are struck through, added words underlined.
Comparison with a draft: not adopted. The archive holds no public hearing, ordinance or vote adopting the recodified Code through the October 20, 2026 meeting packet. Until one is adopted, every page here compares the consolidated code with a draft that can still change: the revised draft with the October 6 changes is not in the archive.
A comparison with the August 2026 draft recodification prepared by Iowa Codification for the City. The draft has not been adopted and can still change; the current code (unofficial compilation) governs until a recodified Code is adopted. Matches between sections are made by machine from the texts and are reviewed where uncertain.
Wording changed wording changed (94% same words)
What changed
1. Treats the water quality volume resulting from a rainfall depth of 1.25 inches in accordance with the City
2. Provides channel protection storage volume and extended detention in accordance with the City
3. Provides overbank flood protection in accordance with the City
4. Provides an emergency overflow spillway (including one-foot freeboard) and designated overflow route for extreme rainfall events. The spillway must be designed for the 100-year event and assuming the initial outlet controls are completely blocked.
5. Provides
6. Provides for all BMPs selected to be utilized in each development to be designed, constructed, and maintained as required by the City
Word-level comparison of the current text with the draft's; spacing and paragraph breaks come from the documents' text. Footnotes are left out.
Current code
§ 161.10 Compliance Required
Each development subject to the requirements of this chapter will comply with the City’s mandate to improve storm water quality and manage storm water quantity within the City. The developer is deemed to have complied with the City’s mandate to improve storm water quality and manage storm water quantity if the development:
1. Treats the water quality volume resulting from a rainfall depth of 1.25 in accordance with the City storm water standards.
2. Provides channel protection storage volume and extended detention in accordance with the City storm water standards.
3. Provides overbank flood protection in accordance with the City storm water standards.
4. Provides an emergency overflow spillway (including one-foot freeboard) and designated overflow route for extreme rainfall events. The spillway must be designed for the 100-year event and assuming the initial outlet controls are completely blocked.
5. Provides storm water BMP facilities which are constructed and function in accordance with the approved design. The property owner or applicant must provide to the City an as-built plan detailing dimensions and elevations as well as certification that the approved facilities were installed and properly working. The as-built plan must be completed by an Iowa-licensed professional engineer and submitted to the City prior to the acceptance of any improvements or issuance of any certificates of occupancy.
6. Provides for all BMPs selected to be utilized in each development to be designed, constructed, and maintained as required by the City storm water standards.
2026 draft
§ 161.10 Compliance Required
Each development subject to the requirements of this chapter will comply with the City’s mandate to improve stormwater quality and manage stormwater quantity within the City. The developer is deemed to have complied with the City’s mandate to improve stormwater quality and manage stormwater quantity if the development:
1. Treats the water quality volume resulting from a rainfall depth of 1.25 inches in accordance with the City stormwater standards.
2. Provides channel protection storage volume and extended detention in accordance with the City stormwater standards.
3. Provides overbank flood protection in accordance with the City stormwater standards.
4. Provides an emergency overflow spillway (including one-foot freeboard) and designated overflow route for extreme rainfall events. The spillway must be designed for the 100-year event and assuming the initial outlet controls are completely blocked.
5. Provides stormwater BMP facilities which are constructed and function in accordance with the approved design. The property owner or applicant must provide to the City an as-built plan detailing dimensions and elevations as well as certification that the approved facilities were installed and properly working. The as-built plan must be completed by an Iowa-licensed professional engineer and submitted to the City prior to the acceptance of any improvements or issuance of any certificates of occupancy.
6. Provides for all BMPs selected to be utilized in each development to be designed, constructed, and maintained as required by the City stormwater standards.
Back to draft chapter 161 · All changes
Data last updated October 22, 2026. Built from the archive's documents; see how the data is built.