Upwind Report

Glyphosate use in Montgomery County, Alabama

Estimated farm glyphosate use in Montgomery County, Alabama was 14 to 16 pounds per square mile of county land in 2019, lower than 62% of US counties.

Map of Montgomery County, Alabama and nearby counties, coloring each county's cropland by estimated farm glyphosate use per square mile of county land in the 2019 high estimate. Darker colors mean more use.

2019 numbers

Per square mile of county land14 to 16lb
US
1,910th of 3,060
Alabama
44th of 67
Per square mile of cropland29 to 34lb

Ranks are by use per square mile of county land, on the 2019 high estimate, among US counties with a value. Counties with the same value share a rank.

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A picture of Montgomery County against the US county median, with the source, to post or send.

Since 2000

Up from 6.0 in 2000 to 16 in 2019. Pounds per square mile of county land, high estimate.

Every year's numbers
Glyphosate per square mile of county land by year, in pounds
YearLowHigh
20003.06.0
20013.06.0
20023.08.9
20032.92.9
20042.95.8
20052.95.8
20061114
20072026
20082828
20096363
20108.511
20111414
20122222
20134242
20142222
20151919
20162525
20178.28.2
20182.716
20191416
See Montgomery County on the map

About these numbers

The main number is the county's estimated farm glyphosate use for the year divided by all of its land, water left out. A county with a little farmland can use a lot per square mile of cropland and still have far less in total than a county with more farmland, so the whole-county number is the one the map colors, ranks and compares.

These are county estimates, not records. They don't show which fields were sprayed or how much any one field got.

USGS makes a low and a high estimate, which fill in use that farms didn't report in different ways.

Per square mile of cropland is the same total spread evenly over the county's cropland only, so it's higher than the whole-county number wherever only part of Montgomery County, Alabama is farmland.

Numbers are in pounds per square mile. The source gives kilograms per square kilometer, and 1 kg per km² is about 5.7 pounds per square mile.

Source: Hengl & Brungard from USGS county estimates, 2000–2019 (CC BY 4.0). Land area: US Census Bureau, 2020.

This page shows estimated farm use only. It says nothing about health and is not medical advice.