This page summarizes FPDS procurement activity for NAICS 221310, including obligations, award counts, agency concentration, vendor concentration, and year-over-year trend data. Defense Logistics Agency accounts for the largest share of obligated dollars, while annual obligations ranged from $498.79 million in 2021 to $698.96 million in 2024.
NAICS Industry
NAICS 221310 Federal Contract Obligations (Last 5 Years)
Federal contracting activity under NAICS 221310 covers water supply and irrigation systems, with 13,973 award actions and $2.9999 billion obligated over the last 5 years.
Figures reflect the last 5 years and may include multiple award actions and obligations associated with the same vendor or agency across reporting periods.
NAICS Code
221310
Industry
WATER SUPPLY AND IRRIGATION SYSTEMS
Total Obligated
3.00 billion
2,999,884,646.79
Award Actions
13,973
Average Action Value
214,691.52
About NAICS 221310 federal contract activity
NAICS 221310 covers water supply and irrigation systems. Over the last 5 years, FPDS records show $3.00 billion in obligated dollars across 13,973 awards, with an average award value of $214,691.52, indicating a large volume of relatively small-to-midsize obligations spread across federal buyers.
Agency demand and leading federal buyers
The Defense Logistics Agency is the dominant buyer in this NAICS, accounting for $1.98 billion and 1,983 awards, well ahead of every other agency. The Department of the Army, Federal Prison System/Bureau of Prisons, Department of the Air Force, and NIH also appear as significant procuring organizations, but each is materially below DLA in total obligated dollars.
Vendor concentration and leading contractors
Vendor concentration is led by American Water Operations and Maintenance, LLC and American Water Operations and Maintenance, Inc., both tied to CAGE 4S7V2, together representing more than $650 million in obligations. American Water Military Services, LLC, Old North Utility Services, and CH2M Hill Constructors, Inc. round out the top five, showing a mix of utility operators and infrastructure contractors with recurring federal business.
Annual contract trend over the analysis window
Annual obligations peaked in 2024 at $698.96 million, with 2025 through the current analysis window at $662.51 million, slightly below the prior year but still elevated. The remaining years show a steady rise from $498.79 million in 2021 to $541.56 million in 2022 and $598.07 million in 2023, indicating a generally upward funding pattern over the period.
How to interpret this page
This page summarizes FPDS obligations for NAICS 221310 over the last 5 years using awarded contract records associated with the code. Totals reflect obligated dollars, award counts reflect distinct awards in the dataset, and agency and vendor rankings are based on total obligated amount within the analysis window.
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 5 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 | 1,983,465,361.68 | 1.98 billion | 1,983 |
| 2100 | DEPT OF THE ARMY | 440,033,393.03 | 440.03 million | 1,937 |
| 1540 | FEDERAL PRISON SYSTEM / BUREAU OF PRISONS | 158,202,344.61 | 158.20 million | 2,578 |
| 5700 | DEPT OF THE AIR FORCE | 78,539,894.98 | 78.54 million | 428 |
| 7529 | NATIONAL INSTITUTES OF HEALTH | 70,705,404.98 | 70.71 million | 146 |
| 3600 | VETERANS AFFAIRS, DEPARTMENT OF | 67,164,531.39 | 67.16 million | 1,531 |
| 1900 | STATE, DEPARTMENT OF | 40,678,651.59 | 40.68 million | 1,333 |
| 8000 | NATIONAL AERONAUTICS AND SPACE ADMINISTRATION | 32,123,842.12 | 32.12 million | 377 |
| 1443 | NATIONAL PARK SERVICE | 19,827,974.61 | 19.83 million | 224 |
| 1700 | DEPT OF THE NAVY | 18,172,674.81 | 18.17 million | 417 |
Insight
Over the last 5 years, NAICS 221310 obligations totaled $3.00 billion across 13,973 awards, with an average award value of about $214.7 thousand. The Defense Logistics Agency accounted for the largest share at $1.98 billion, or roughly 66 percent of total obligations, indicating a strong concentration in one agency. The next largest obligators—Department of the Army, Federal Prison System/Bureau of Prisons, and Department of the Air Force—were materially smaller, with obligations of $440.0 million, $158.2 million, and $78.5 million, respectively. Award counts are more dispersed than dollars, with several agencies recording relatively high counts but much lower obligation totals, suggesting a mix of larger DLA buys and smaller recurring purchases across agencies.
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 5 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 | 359,915,582.36 | 359.92 million | 391 |
| AMERICAN WATER OPERATIONS AND MAINTENANCE, INC. | 4S7V2 | 294,913,522.62 | 294.91 million | 249 |
| AMERICAN WATER MILITARY SERVICES, LLC | 7D9P4 | 193,557,495.41 | 193.56 million | 148 |
| OLD NORTH UTILITY SERVICES | 51W37 | 178,993,322.65 | 178.99 million | 114 |
| CH2M HILL CONSTRUCTORS, INC. | 0ZKG1 | 145,254,029.20 | 145.25 million | 173 |
| OKLAHOMA CITY WATER UTILITIES TRUST INDENTURE | 5DGZ0 | 128,133,218.71 | 128.13 million | 27 |
| FORT BLISS WATER SERVICES COMPANY | 30XC1 | 111,484,358.30 | 111.48 million | 65 |
| FORT RILEY UTILITY SERVICES, INC. | 80HG6 | 102,866,685.48 | 102.87 million | 78 |
| EMERALD COAST UTILITY SERVICES, INC. | 7PCG3 | 94,385,608.00 | 94.39 million | 40 |
| WASHINGTON SUBURBAN SANITARY COMMISSION | 0CFX0 | 77,083,981.01 | 77.08 million | 199 |
Insight
Over the last 5 years, NAICS 221310 obligated $3.00 billion across 13,973 awards, with an average award value of $214,691.52, indicating a large volume of relatively small transactions alongside a concentrated set of major vendors. The top 10 vendors account for a significant share of obligations, led by AMERICAN WATER OPERATIONS AND MAINTENANCE, LLC ($359.92 million; 391 awards), followed by AMERICAN WATER OPERATIONS AND MAINTENANCE, INC. ($294.91 million; 249 awards) and AMERICAN WATER MILITARY SERVICES, LLC ($193.56 million; 148 awards). The vendor list is dominated by recurring utility-service providers and military installation water service contractors, while award counts vary materially, suggesting uneven distribution across a small number of high-dollar relationships and a broader base of lower-value awards.
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 5 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 |
Insight
For NAICS 221310, obligations total $3.00 billion over the last 5 years across 13,973 awards, with an average award value of $214,691.52. Annual obligations were relatively steady, rising from $498.79 million in 2021 to $698.96 million in 2024 before easing to $662.51 million in 2025. Award volume was highest in 2023 and 2022, while 2024 and 2025 had fewer awards but higher obligated dollars, indicating a shift toward larger-dollar awards in the most recent years.
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