This NAICS page summarizes 5.11 billion in obligated federal spending across 28,338 award actions for water supply and irrigation systems. Defense Logistics Agency, the Department of the Army, and the Bureau of Prisons account for the largest shares, while annual obligations remained in the 498.79 million to 698.96 million range from 2021 through 2025.
NAICS Industry
NAICS 221310 Federal Contract Obligations (Last 10 Years)
FPDS analysis for NAICS 221310 covers federal obligations for water supply and irrigation systems over the last 10 years.
Totals reflect the last 10 years of readable FPDS obligations and award actions and may include multiple actions tied to the same vendor or program.
NAICS Code
221310
Industry
WATER SUPPLY AND IRRIGATION SYSTEMS
Total Obligated
5.11 billion
5,112,099,266.35
Award Actions
28,338
Average Action Value
180,397.32
About NAICS 221310 federal contract activity
NAICS 221310, Water Supply and Irrigation Systems, shows $5.11 billion in obligated federal spending across 28,338 awards over the last 10 years, with an average award value of $180,397.32. The profile reflects a high-volume, mid-dollar procurement market tied to utility operations, water systems support, and irrigation-related services.
Agency demand and leading federal buyers
The Defense Logistics Agency is the dominant buyer in this NAICS, accounting for $3.00 billion across 3,150 awards, or well over half of total obligations. Other major purchasers include the Department of the Army, the Federal Prison System/Bureau of Prisons, the Department of Veterans Affairs, and the Department of the Air Force, indicating concentrated demand among defense and federal facility operators.
Vendor concentration and leading contractors
Vendor activity is led by American Water Operations and Maintenance, LLC and American Water Operations and Maintenance, Inc., which together represent nearly $1.00 billion in obligations across 923 awards. Old North Utility Services, American Water Military Services, LLC, and CH2M Hill Constructors, Inc. also rank among the largest recipients, suggesting a market led by specialized utility operators and infrastructure contractors.
Annual contract trend over the analysis window
Annual obligations have remained strong in recent years, ranging from $498.79 million in 2021 to a peak of $698.96 million in 2024, with 2025 already at $662.51 million. Award counts have stayed elevated, generally between about 2,500 and 3,000 per year, indicating sustained procurement activity rather than isolated large buys.
How to interpret this page
This page summarizes FPDS obligations for NAICS 221310 over the last 10 years using total obligated dollars, award counts, and average award value. Agency, vendor, and annual trend sections reflect the highest observed totals in the supplied dataset and are not adjusted for inflation, scope changes, or contract vehicle structure.
Top Agencies
SELECT
agency_id,
agency_name,
total_obligated,
award_count,
formatReadableQuantity(total_obligated) AS total_obligated_readable
FROM
(
SELECT
content__award__purchaserInformation__contractingOfficeAgencyID AS agency_id,
anyHeavy(content__award__purchaserInformation__contractingOfficeAgencyID__name) AS agency_name,
sum(content__award__dollarValues__obligatedAmount) AS total_obligated,
count() AS award_count
FROM fpds.data
WHERE
contract_type = 1
AND content__award__productOrServiceInformation__principalNAICSCode = '221310'
AND content__award__purchaserInformation__contractingOfficeAgencyID IS NOT NULL
AND content__award__purchaserInformation__contractingOfficeAgencyID != ''
AND parseDateTimeBestEffortOrNull(content__award__relevantContractDates__signedDate) >= toStartOfYear(now()) - INTERVAL 10 YEAR
AND parseDateTimeBestEffortOrNull(content__award__relevantContractDates__signedDate) < toStartOfYear(now())
GROUP BY agency_id
)
ORDER BY total_obligated DESC
LIMIT 10| Agency ID | Agency Name | Total Obligated | Readable | Award Actions |
|---|---|---|---|---|
| 97AS | DEFENSE LOGISTICS AGENCY | 2,999,643,482.79 | 3.00 billion | 3,150 |
| 2100 | DEPT OF THE ARMY | 851,320,277.83 | 851.32 million | 4,111 |
| 1540 | FEDERAL PRISON SYSTEM / BUREAU OF PRISONS | 416,524,613.03 | 416.52 million | 4,477 |
| 3600 | VETERANS AFFAIRS, DEPARTMENT OF | 186,321,484.77 | 186.32 million | 3,707 |
| 5700 | DEPT OF THE AIR FORCE | 147,530,263.75 | 147.53 million | 852 |
| 7529 | NATIONAL INSTITUTES OF HEALTH | 105,045,933.19 | 105.05 million | 269 |
| 1900 | STATE, DEPARTMENT OF | 62,581,844.99 | 62.58 million | 2,520 |
| 8000 | NATIONAL AERONAUTICS AND SPACE ADMINISTRATION | 50,327,013.29 | 50.33 million | 574 |
| 1700 | DEPT OF THE NAVY | 48,290,298.22 | 48.29 million | 839 |
| 1443 | NATIONAL PARK SERVICE | 30,457,731.43 | 30.46 million | 446 |
Insight
Over the last 10 years, NAICS 221310 obligated $5.11 billion across 28,338 awards, with spending highly concentrated in a small number of agencies. The Defense Logistics Agency leads by a wide margin with $3.00 billion, or about 59% of total obligated dollars, followed by the Department of the Army at $851.32 million and the Federal Prison System/Bureau of Prisons at $416.52 million. Award volume is more distributed than dollars, with the Bureau of Prisons, Department of the Army, and Department of Veterans Affairs each posting large award counts despite materially lower obligated amounts than DLA.
Top Vendors
SELECT
vendor_name,
cage_code,
total_obligated,
award_count,
formatReadableQuantity(total_obligated) AS total_obligated_readable
FROM
(
SELECT
content__award__vendor__vendorHeader__vendorName AS vendor_name,
anyHeavy(content__award__vendor__vendorSiteDetails__entityIdentifiers__cageCode) AS cage_code,
sum(content__award__dollarValues__obligatedAmount) AS total_obligated,
count() AS award_count
FROM fpds.data
WHERE
contract_type = 1
AND content__award__productOrServiceInformation__principalNAICSCode = '221310'
AND content__award__vendor__vendorHeader__vendorName IS NOT NULL
AND content__award__vendor__vendorHeader__vendorName != ''
AND parseDateTimeBestEffortOrNull(content__award__relevantContractDates__signedDate) >= toStartOfYear(now()) - INTERVAL 10 YEAR
AND parseDateTimeBestEffortOrNull(content__award__relevantContractDates__signedDate) < toStartOfYear(now())
GROUP BY vendor_name
)
ORDER BY total_obligated DESC
LIMIT 10| Vendor | CAGE Code | Total Obligated | Readable | Award Actions |
|---|---|---|---|---|
| AMERICAN WATER OPERATIONS AND MAINTENANCE, LLC | 4S7V2 | 507,347,384.91 | 507.35 million | 506 |
| AMERICAN WATER OPERATIONS AND MAINTENANCE, INC. | 4S7V2 | 491,574,016.71 | 491.57 million | 417 |
| OLD NORTH UTILITY SERVICES | 51W37 | 315,370,009.56 | 315.37 million | 202 |
| AMERICAN WATER MILITARY SERVICES, LLC | 7D9P4 | 221,920,022.05 | 221.92 million | 170 |
| CH2M HILL CONSTRUCTORS, INC. | 0ZKG1 | 212,029,257.17 | 212.03 million | 244 |
| EMERALD COAST UTILITY SERVICES, INC. | 7PCG3 | 154,245,476.00 | 154.25 million | 76 |
| OKLAHOMA CITY WATER UTILITIES TRUST INDENTURE | 5DGZ0 | 134,499,102.71 | 134.50 million | 28 |
| BASE UTILITIES INC. | 0L8W2 | 125,300,632.20 | 125.30 million | 104 |
| FORT RILEY UTILITY SERVICES, INC. | 80HG6 | 121,162,915.73 | 121.16 million | 101 |
| WASHINGTON SUBURBAN SANITARY COMMISSION | 0CFX0 | 118,414,665.48 | 118.41 million | 368 |
Insight
Over the last 10 years, NAICS 221310 obligations totaled $5.11 billion across 28,338 awards, with an average award value of $180,397.32, indicating a high-volume, relatively fragmented award base. The vendor profile is moderately concentrated at the top: the leading vendor obligated $507.35 million, followed closely by another entity with the same CAGE code at $491.57 million, suggesting significant spending through related American Water operating entities. The remaining top vendors each account for materially smaller shares, with obligations ranging from $315.37 million to $118.41 million and award counts varying widely, from 28 to 506, indicating uneven distribution across a mix of large, recurring utility providers and lower-frequency awardees.
Annual Trend
SELECT
year,
total_obligated,
award_count,
formatReadableQuantity(total_obligated) AS total_obligated_readable
FROM
(
SELECT
toYear(parseDateTimeBestEffortOrNull(content__award__relevantContractDates__signedDate)) AS year,
sum(content__award__dollarValues__obligatedAmount) AS total_obligated,
count() AS award_count
FROM fpds.data
WHERE
contract_type = 1
AND content__award__productOrServiceInformation__principalNAICSCode = '221310'
AND parseDateTimeBestEffortOrNull(content__award__relevantContractDates__signedDate) >= toStartOfYear(now()) - INTERVAL 10 YEAR
AND parseDateTimeBestEffortOrNull(content__award__relevantContractDates__signedDate) < toStartOfYear(now())
GROUP BY year
)
ORDER BY year DESC| Year | Total Obligated | Readable | Award Actions |
|---|---|---|---|
| 2025 | 662,505,863.75 | 662.51 million | 2,654 |
| 2024 | 698,961,804.87 | 698.96 million | 2,560 |
| 2023 | 598,071,489.33 | 598.07 million | 3,007 |
| 2022 | 541,557,413.75 | 541.56 million | 3,041 |
| 2021 | 498,788,075.09 | 498.79 million | 2,711 |
| 2020 | 465,417,931.83 | 465.42 million | 2,909 |
| 2019 | 556,846,481.96 | 556.85 million | 3,134 |
| 2018 | 433,469,780.16 | 433.47 million | 2,722 |
| 2017 | 343,464,086.60 | 343.46 million | 2,857 |
| 2016 | 313,016,339.01 | 313.02 million | 2,743 |
Insight
Over the last 10 years, NAICS 221310 obligated $5.11 billion across 28,338 awards, with an average award value of $180.4 thousand. Obligations were concentrated in the most recent years, peaking in 2024 at $698.96 million and remaining elevated in 2025 at $662.51 million after a lower base in 2016–2018. Award volume stayed relatively stable year to year, generally between about 2,500 and 3,100 awards, indicating that changes in obligated dollars were driven more by award value than by major shifts in award count.
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