Abernathy, TX · Hale County
No-Rise/No-Impact Certificate
This guide and sample certification help a professional engineer document that a proposed development in a regulatory floodway will not affect flood levels or floodway widths.
What this form is
The document explains the technical analysis and supporting materials used for a No-Rise/No-Impact certification when a proposed development encroaches on a regulatory floodway. Before a development permit is issued, the community reviews the analysis and engineering certification. The attached sample asks for the development, stream, community, study date, engineer’s name and title, address, and signature, seal, and date.
Who needs it
A permittee proposing development in a regulatory floodway needs a qualified professional engineer to prepare the certification and supporting technical data for community review.
How to submit it
Submit it to the city department named on the form; check the city website for current contact details.
About notarization
This document is signed and sealed by an engineer without a notary; the signer completes and dates the certification, and no notarized or sworn attachment is specified.
How to submit this form
- 1
Download The PDF
Download the No-Rise/No-Impact guidance and sample certification.
- 2
Prepare The Analysis
Have a qualified professional engineer prepare the certification and technical analysis for the proposed floodway development.
- 3
Gather Supporting Materials
Include the technical models, maps, cross-section plots, documentation, and other supporting data described in the guidance.
- 4
Submit To The Community
Provide the certification and supporting data to the community official for review before the development permit is issued.
Frequently asked questions
- What is the No-Rise/No-Impact Certificate?
- It is a sample engineering certification, accompanied by guidance, for documenting that proposed floodway development will not affect base flood elevations, floodway elevations, or floodway widths.
- Who completes the certification?
- A professional engineer qualified to practice in the state completes and signs the certification, supplies a seal and date, and provides supporting technical data for community review.
- Do I need a notary for the No-Rise/No-Impact Certificate?
- No. The document calls for an engineer’s signature, seal, and date, not notarization. It does not specify any notarized or sworn attachment.
- How do I submit the No-Rise/No-Impact Certificate?
- Provide the certification and supporting technical data to the community for review before a development permit is issued. Check the city website for current contact details.
Need something notarized?
This No-Rise/No-Impact Certificate doesn’t need a notary — but Texas residents can notarize other documents online with a commissioned online notary.