Zach Nienow

Author's details

Name: Zach Nienow
Date registered: March 20, 2014


I am a geospatial project manager in Ayres’ Madison, Wisconsin, office with over 12 years of experience in digital mapping, GIS, and project management. My work focuses on designing and leading lidar and orthoimagery projects from planning to flight, and through data processing, QC, and completion. I have coordinated many aspects of the orthoimagery and lidar programs being conducted in Wisconsin - including WROC and 3DEP. I enjoy consortium building and serving a diverse range of clients in the private and public sectors, including many counties, municipalities, and utilities in the Midwest.

Latest posts

  1. “Orthos 101” webinar coming May 3, 2018 — March 6, 2018
  2. Wisconsin LiDAR data compatibility — June 14, 2017
  3. Catching up with USGS & 3DEP at ILMF — March 8, 2016
  4. New EPSG codes published for Wisconsin — December 1, 2015
  5. Ayres stays current with national standards for Wisconsin mapping projects — July 15, 2015

Most commented posts

  1. Wisconsin LiDAR data compatibility — 28 comments
  2. What’s Growing In Your Lake? — 1 comment
  3. New EPSG codes published for Wisconsin — 1 comment

Author's posts listings

Mar 06

“Orthos 101” webinar coming May 3, 2018

The science behind aerial imagery, orthoimagery production, and photogrammetry, and what it means for Wisconsin Our aerial mapping experts will be hosting an “Orthos 101” webinar on May 3, 2018 at 1pm. In today’s world of drones, obliques, and LiDAR (light detection and ranging), you may be asking yourself if the principles of photogrammetry still matter. …

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Jun 14

Wisconsin LiDAR data compatibility

A number of events have occurred over the last several years that are important to be aware of when using Wisconsin LiDAR .las datasets in GIS software. Here is a timeline of these events: 2014 LAS version 1.4 becomes the industry standard point cloud file format 2015 EPSG publishes WISCRS with codes for each county, …

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Mar 08

Catching up with USGS & 3DEP at ILMF

Ayres Associates sent a contingency of project managers and supervisors to the 2016 International LiDAR Mapping Forum (ILMF) in Denver, Colorado.  ILMF is a technical conference and exhibition showcasing the latest LiDAR advances and emerging remote-sensing technologies.     Our team had a unique opportunity to meet with key staff from USGS staff regarding the ongoing …

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Dec 01

New EPSG codes published for Wisconsin

On November 25, 2015, EPSG codes were published for Wisconsin’s county-specific coordinate systems. This is the first time that the Wisconsin Coordinate Reference System (WISCRS) will have registered EPSG codes. The codes reference the NAD83 (2011) definition of WISCRS, which was required by EPSG. The codes can be found at What does this mean …

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Jul 15

Ayres stays current with national standards for Wisconsin mapping projects

  New ASPRS standards adopted for 3DEP and other geospatial programs has impacts in Wisconsin; procedures already in place for ongoing WROC projects. Our Aerial Mapping Group spent some time in early 2015 to prepare for changing standards in LiDAR and orthoimagery. In November of 2014, the American Society for Photogrammetry and Remote Sensing (ASPRS) …

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May 05

WROC 2015 imagery and lidar acquisition complete

On Thursday (April 30, 2015) the final flight lines of the Wisconsin Regional Orthophotography Consortium (WROC) 2015 mapping program were flown. The WROC contractor team of Ayres Associates and Quantum Spatial deployed 10 aircraft with precision aerial sensors over dozens of counties to capture the imagery in a short window of opportunity after snow had …

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Oct 22

Monitoring Landfills from Above

Constant monitoring and frequent measuring of landfill data is how landfill operators maintain safe, efficient and profitable functioning facilities.  Ayres Associates has provided geospatial services for numerous landfills across the country.  Recently, Cornerstone Environmental Group worked with Ayres to provide geospatial services for 21 active landfill sites in seven states. With the use of a …

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Jun 06

Ayres Geospatial team invited to present at HxGN LIVE

A group of us from Ayres Geospatial attended the HxGN LIVE conference in Las Vegas earlier this week. The conference was a great opportunity to learn about emerging technologies from Hexagon’s geospatial and geosystems leaders. We attended a keynote presentation by Juergen Dold, the President and CEO of Leica Geosystems, in which he discussed how …

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Apr 18

Geospatial Solutions for Urban Forest Management

Urban forests are a valuable asset to the growth and prosperity of human ecology.  Not only do city trees increase property value and help to conserve energy by shading and cooling buildings, they also contribute to a number of health benefits by improving the quality of our air and water. A diverse population of trees …

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Mar 31

What’s Growing In Your Lake?

Monitor and Measure Your Aquatic Vegetation with the Latest Mapping Technology Monitoring the conditions of riparian areas is an integral part of protecting the health of aquatic ecosystems. Together with Applied Ecological Services (AES), our team at Ayres Associates has developed a method for mapping lakes and riparian zones from the air.  Our partnership provides …

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Mar 27

Emergency Response Aerial Imagery

Springtime and quick-response scenarios go hand-in-hand. Are you prepared?   Ayres Associates can provide on-call aerial imagery services for your springtime infrastructure needs. This valuable imagery can help you effectively perform a range of crucial tasks: Accurately assess flood damage Analyze and evaluate stormwater efforts Prepare wisely for future flood vents using historical data in …

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