Drainage in Greene County

Puddles, ditches, stormwater and washed-out shoulders Local context for Greene County, Iowa.

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16related places in the database
~ 226 miStormwater segments - model
~ 43Ditches and channels - model

Drainage summary

Greene County, Iowa. Population: 8,662. Land area: 569.6 sq mi. Puddles, ditches, stormwater and washed-out shoulders.

Recorded local data

Population8,662Source: census_popest_county. Population year: 2024.
Land area569.6 sq miSource: census_gazetteer. Geography year: 2023. Water area is excluded.

Derived from recorded data

Residents per square mile15.2Population / land area. Population and geography may refer to different years.

Model scenario

Stormwater segments~ 226 miScenario: (land area in square miles x 2.2 (assumed road miles per square mile)) x 0.18. Coefficients are assumptions, not locally measured rates. Not a verified object count.
Ditches and channels~ 43Scenario: (square root of land area in square miles) x 1.8. Coefficients are assumptions, not locally measured rates. Not a verified object count.
Road shoulders~ 150 miScenario: (land area in square miles x 2.2 (assumed road miles per square mile)) x 0.12. Coefficients are assumptions, not locally measured rates. Not a verified object count.

Model values are scenarios, not an inventory or evidence that a service exists. Queues, applications, incidents, service users and unsafe homes are not inferred from population. Missing data does not mean zero.

Message topics

service issuemaintenanceaccessibilityschedule or timingclarification

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Other counties in Iowa

Drainage in other county pages in this state.

Polk Countypopulation 516,185Linn Countypopulation 231,762Scott Countypopulation 175,601Johnson Countypopulation 160,080Black Hawk Countypopulation 132,348
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Dallas Countypopulation 115,343Woodbury Countypopulation 107,257Story Countypopulation 102,498Dubuque Countypopulation 99,242Pottawattamie Countypopulation 93,529Warren Countypopulation 56,343Clinton Countypopulation 46,015Cerro Gordo Countypopulation 42,493Muscatine Countypopulation 42,132Marshall Countypopulation 40,392Des Moines Countypopulation 38,411Jasper Countypopulation 38,107Webster Countypopulation 36,909Sioux Countypopulation 36,554Wapello Countypopulation 35,681Marion Countypopulation 34,048Lee Countypopulation 32,376Boone Countypopulation 26,729Plymouth Countypopulation 25,825Benton Countypopulation 25,799Bremer Countypopulation 25,328Washington Countypopulation 22,631Mahaska Countypopulation 22,034Jones Countypopulation 21,116Buena Vista Countypopulation 20,816Buchanan Countypopulation 20,733Carroll Countypopulation 20,407Winneshiek Countypopulation 19,723Jackson Countypopulation 19,390Henry Countypopulation 19,361Fayette Countypopulation 19,152Poweshiek Countypopulation 18,454Cedar Countypopulation 18,231Dickinson Countypopulation 18,158Delaware Countypopulation 17,609Madison Countypopulation 17,161Clayton Countypopulation 16,931Tama Countypopulation 16,738Clay Countypopulation 16,474Hardin Countypopulation 16,464Iowa Countypopulation 16,423Crawford Countypopulation 16,378Jefferson Countypopulation 15,781Page Countypopulation 15,038Floyd Countypopulation 15,008Hamilton Countypopulation 14,856Mills Countypopulation 14,717Harrison Countypopulation 14,626Kossuth Countypopulation 14,408O'Brien Countypopulation 14,260Allamakee Countypopulation 14,184Butler Countypopulation 14,156Cass Countypopulation 13,024Wright Countypopulation 12,729Grundy Countypopulation 12,405

Major cities in Iowa

Drainage in major city pages in this state.

Des MoinesCommunity - population 213,096Cedar RapidsCommunity - population 137,904DavenportCommunity - population 100,938Sioux Citypopulation 86,875AnkenyCommunity - population 76,727
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Iowa Citypopulation 76,710West Des MoinesCommunity - population 73,664AmesCommunity - population 69,026WaterlooCommunity - population 67,477Council BluffsCommunity - population 62,665DubuqueCommunity - population 58,987UrbandaleCommunity - population 47,759MarionCommunity - population 42,542Cedar FallsCommunity - population 41,417BettendorfCommunity - population 40,281WaukeeCommunity - population 34,420MarshalltownCommunity - population 27,886Mason Citypopulation 26,948OttumwaCommunity - population 25,648JohnstonCommunity - population 25,022Fort DodgeCommunity - population 24,886ClintonCommunity - population 24,118CoralvilleCommunity - population 23,959BurlingtonCommunity - population 23,637MuscatineCommunity - population 23,298AltoonaCommunity - population 22,598North LibertyCommunity - population 21,904CliveCommunity - population 19,508GrimesCommunity - population 17,266IndianolaCommunity - population 16,297NewtonCommunity - population 15,709NorwalkCommunity - population 15,396BooneCommunity - population 12,461Pleasant HillCommunity - population 11,942Storm LakeCommunity - population 11,627OskaloosaCommunity - population 11,575SpencerCommunity - population 11,418PellaCommunity - population 10,965Le MarsCommunity - population 10,674WaverlyCommunity - population 10,576CarrollCommunity - population 10,125Fort MadisonCommunity - population 9,983BondurantCommunity - population 9,511FairfieldCommunity - population 9,511GrinnellCommunity - population 9,495KeokukCommunity - population 9,462Sioux CenterCommunity - population 8,675Mount PleasantCommunity - population 8,509DenisonCommunity - population 8,302PerryCommunity - population 8,046Webster Citypopulation 7,763Clear LakeCommunity - population 7,602DecorahCommunity - population 7,454KnoxvilleCommunity - population 7,440CrestonCommunity - population 7,421HiawathaCommunity - population 7,347WashingtonCommunity - population 7,281NevadaCommunity - population 7,082Charles Citypopulation 7,081EldridgeCommunity - population 6,967

All places in Iowa

Frequently Asked Questions

What is recorded for population?

Population: 8,662. Source: census_popest_county. Population year: 2024.

What is recorded for land area?

Land area: 569.6 sq mi. Source: census_gazetteer. Geography year: 2023. Water area is excluded.

What is recorded for residents per square mile?

Residents per square mile: 15.2. Population / land area. Population and geography may refer to different years.

What does the model mean by stormwater segments?

Stormwater segments: ~ 226 mi. Scenario: (land area in square miles x 2.2 (assumed road miles per square mile)) x 0.18. Coefficients are assumptions, not locally measured rates. Not a verified object count.

What does the model mean by ditches and channels?

Ditches and channels: ~ 43. Scenario: (square root of land area in square miles) x 1.8. Coefficients are assumptions, not locally measured rates. Not a verified object count.

Why are some figures not shown?

Model values are scenarios, not an inventory or evidence that a service exists. Queues, applications, incidents, service users and unsafe homes are not inferred from population. Missing data does not mean zero.

What can I write in this section?

Topics: service issue, maintenance, accessibility, schedule or timing, clarification, other. Messages are moderated before publication.

Is this an official request?

No. QADM is not an official government website. For an official response, use the official channel of the relevant agency.