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Data / Foundation grants / Environment / South Dakota

Who funds environment in South Dakota: 13 foundations, $705,046 in grants

13 private foundations paid 27 grants totaling $705,046 to environment nonprofits in South Dakota, in each foundation's latest Form 990-PF return, filed with the IRS from 2024 to 2026. The largest funder is Margaret A Cargill Foundation, with $300,000 in 1 grant.

SpecStream is the live web data engine for teams and agents. It reads every private foundation's Form 990-PF as the IRS publishes it, and this page is that reading. Ask for the foundations that fund your cause in your state, with the amounts and purposes, and new grants arrive in your sheet, CRM, Slack or agent as the returns are filed.

Cause
Environment
Recipients in
South Dakota
Foundations
13
Grants
27
Total granted
$705,046

Foundations that funded environment in South Dakota

Ranked by the total each paid to these recipients.

FoundationBased inGrantsTotalLargest grantLargest grant toPurposeSource
Margaret A Cargill FoundationEden Prairie, MN1$300,000$300,000Buffalo Nations Grasslands AllianceBuilding capacity with native nationsapps.irs.gov
The Freeman FoundationNew York, NY1$250,000$250,000Buffalo Nations Grasslands AllianceGeneral supportapps.irs.gov
The Porticus North America Foundation F/k/a the Humanitas FoundationNew York, NY1$35,000$35,000Red Cloud RenewableCore operational support.apps.irs.gov
Patton-Cronkhite FoundationSpearfish, SD1$31,000$31,000Habitat OneUnrestrictedapps.irs.gov
PatagoniaorgVentura, CA2$30,000$15,000Clean Water LegacyTo support environmental projects.apps.irs.gov
The Rawley Foundation XXXXX0008Chicago, IL1$30,000$30,000Farwide ConservationGeneralapps.irs.gov
Oneok Foundation IncTulsa, OK1$15,000$15,000Second Century Habitat FundSecond century habitat fundapps.irs.gov
The Robbins-De Beaumont FoundationBoston, MA1$5,000$5,000Red Cloud RenewableGeneralapps.irs.gov
Xcel Energy FoundationMinneapolis, MN1$5,000$5,000Friends of the Big Sioux RiverEnvironmental sustainabilityapps.irs.gov
Severson Family FoundationSaint Louis Park, MN1$3,200$3,200Pickerel Lake ConservancyEnvironmental Conservationapps.irs.gov
Amazonsmile FoundationSeattle, WA14$617$103Mothers Healing GardenGeneral supportapps.irs.gov
Edward Jones FoundationSt Louis, MO1$129$129Friends of the Big Sioux RiverEnvironmental quality, protection and beautificationapps.irs.gov
The Richard R Howe FoundationShort Hills, NJ1$100$100Red Cloud RenewableUnrestricted use in charitable endeavorapps.irs.gov

Largest grants

FoundationRecipientRecipient locationPurposeAmountSource
Margaret A Cargill FoundationBuffalo Nations Grasslands AllianceLower Brule, SDBuilding capacity with native nations$300,000apps.irs.gov
The Freeman FoundationBuffalo Nations Grasslands AllianceLower Brule, SDGeneral support$250,000apps.irs.gov
The Porticus North America Foundation F/k/a the Humanitas FoundationRed Cloud RenewablePine Ridge, SDCore operational support.$35,000apps.irs.gov
Patton-Cronkhite FoundationHabitat OneSpearfish, SDUnrestricted$31,000apps.irs.gov
The Rawley Foundation XXXXX0008Farwide ConservationHecla, SDGeneral$30,000apps.irs.gov
PatagoniaorgClean Water LegacyRapid City, SDTo support environmental projects.$15,000apps.irs.gov
PatagoniaorgFriends of the Big Sioux RiverSioux Falls, SDTo support environmental projects.$15,000apps.irs.gov
Oneok Foundation IncSecond Century Habitat FundPierre, SDSecond century habitat fund$15,000apps.irs.gov
Xcel Energy FoundationFriends of the Big Sioux RiverSioux Falls, SDEnvironmental sustainability$5,000apps.irs.gov
The Robbins-De Beaumont FoundationRed Cloud RenewablePine Ridge, SDGeneral$5,000apps.irs.gov
Severson Family FoundationPickerel Lake ConservancySioux Falls, SDEnvironmental Conservation$3,200apps.irs.gov
Edward Jones FoundationFriends of the Big Sioux RiverSioux Falls, SDEnvironmental quality, protection and beautification$129apps.irs.gov
Amazonsmile FoundationMothers Healing GardenDell Rapids, SDGeneral support$103apps.irs.gov
The Richard R Howe FoundationRed Cloud RenewablePine Ridge, SDUnrestricted use in charitable endeavor$100apps.irs.gov
Amazonsmile FoundationMcCook Lake Recreation Area AssociationNorth Sioux City, SDGeneral support$87apps.irs.gov
Amazonsmile FoundationBadlands National Park ConservancyRapid City, SDGeneral support$57apps.irs.gov
Amazonsmile FoundationKeep Yankton Beautiful IncYankton, SDGeneral support$51apps.irs.gov
Amazonsmile FoundationRed Cloud RenewablePine Ridge, SDGeneral support$51apps.irs.gov
Amazonsmile FoundationSouth Dakota Soil Health CoalitionPierre, SDGeneral support$49apps.irs.gov
Amazonsmile FoundationVore Buffalo Jump FoundationBelle Fourche, SDGeneral support$43apps.irs.gov
Amazonsmile FoundationCharles Mix County Lake Restoration OrganizationLake Andes, SDGeneral support$36apps.irs.gov
Amazonsmile FoundationFriends of the Big Sioux RiverSioux Falls, SDGeneral support$36apps.irs.gov
Amazonsmile FoundationFriends of the Missouri National Recreational RiverYankton, SDGeneral support$25apps.irs.gov
Amazonsmile FoundationSodak CompostSioux Falls, SDGeneral support$22apps.irs.gov
Amazonsmile FoundationFriends of the Paha Sapa GrottoCuster, SDGeneral support$21apps.irs.gov
Amazonsmile FoundationSouth Dakota Agricultural Land TrustPierre, SDGeneral support$20apps.irs.gov
Amazonsmile FoundationBig Sioux Nursery IncWatertown, SDGeneral support$16apps.irs.gov

Also on SpecStream

Updated September 24, 2026. Read from IRS Form 990-PF e-file data. Public domain (U.S. government work). Grants are as each foundation reported them to the IRS on its Form 990-PF. Grants to individuals are left out. A grant has a cause only where the recipient's name and city match one organization in the IRS Business Master File, and the cause is that organization's NTEE major group. Free to reuse with credit to SpecStream under CC BY 4.0. Spot a wrong value? Write to [email protected] with the link to this page.