Hydrologic Monitoring LLC
Plan context: Hydrologic Monitoring 401(K) Plan
EIN 76-0425636 • Houston, TX • 15 filings • 1 plans
Current Snapshot
Latest Year
2025
2025 Participants
17
2025 Assets
$3,325,148
2025 Contributions
$234,051
Historical Graphs
Total Assets Over Time
Aggregate end-of-year assets by filing year, excluding zero-asset years
Participants Over Time
Largest reported end-of-year plan headcount by filing year, used to avoid double-counting participants across overlapping plans
Company Timeline
Year summaries and individual filings are combined here so you can stay in one place while moving across years and plan filings.
| Year / Filing | Filings | Participants | Assets | Contributions | Contrib./Participant |
|---|---|---|---|---|---|
| 2025 | 1 | 17 | $3,325,148 | $234,051 | $13,768iApproximate average salary by contribution assumption: employee only about $344,193 at 4% or $229,462 at 6%; with 50% employer match about $229,462 at 4% or $152,975 at 6%; with 100% employer match about $172,096 at 4% or $114,731 at 6%. |
| Hydrologic Monitoring 401(K) Plan | - | 17 | $3,325,148 | $234,051 | $13,768iApproximate average salary by contribution assumption: employee only about $344,193 at 4% or $229,462 at 6%; with 50% employer match about $229,462 at 4% or $152,975 at 6%; with 100% employer match about $172,096 at 4% or $114,731 at 6%. |
| 2024 | 1 | 18 | $2,821,941 | $208,222 | $11,568iApproximate average salary by contribution assumption: employee only about $289,197 at 4% or $192,798 at 6%; with 50% employer match about $192,798 at 4% or $128,532 at 6%; with 100% employer match about $144,599 at 4% or $96,399 at 6%. |
| Hydrologic Monitoring 401(K) Plan | - | 18 | $2,821,941 | $208,222 | $11,568iApproximate average salary by contribution assumption: employee only about $289,197 at 4% or $192,798 at 6%; with 50% employer match about $192,798 at 4% or $128,532 at 6%; with 100% employer match about $144,599 at 4% or $96,399 at 6%. |
| 2023 | 1 | 19 | $2,313,811 | $329,474 | $17,341iApproximate average salary by contribution assumption: employee only about $433,518 at 4% or $289,012 at 6%; with 50% employer match about $289,012 at 4% or $192,675 at 6%; with 100% employer match about $216,759 at 4% or $144,506 at 6%. |
| Hydrologic Monitoring 401(K) Plan | - | 19 | $2,313,811 | $329,474 | $17,341iApproximate average salary by contribution assumption: employee only about $433,518 at 4% or $289,012 at 6%; with 50% employer match about $289,012 at 4% or $192,675 at 6%; with 100% employer match about $216,759 at 4% or $144,506 at 6%. |
| 2022 | 1 | 18 | $1,848,379 | $186,497 | $10,361iApproximate average salary by contribution assumption: employee only about $259,024 at 4% or $172,682 at 6%; with 50% employer match about $172,682 at 4% or $115,122 at 6%; with 100% employer match about $129,512 at 4% or $86,341 at 6%. |
| Hydrologic Monitoring 401(K) Plan | - | 18 | $1,848,379 | $186,497 | $10,361iApproximate average salary by contribution assumption: employee only about $259,024 at 4% or $172,682 at 6%; with 50% employer match about $172,682 at 4% or $115,122 at 6%; with 100% employer match about $129,512 at 4% or $86,341 at 6%. |
| 2021 | 1 | 19 | $2,102,123 | $186,124 | $9,796iApproximate average salary by contribution assumption: employee only about $244,900 at 4% or $163,267 at 6%; with 50% employer match about $163,267 at 4% or $108,844 at 6%; with 100% employer match about $122,450 at 4% or $81,633 at 6%. |
| Hydrologic Monitoring 401(K) Plan | - | 19 | $2,102,123 | $186,124 | $9,796iApproximate average salary by contribution assumption: employee only about $244,900 at 4% or $163,267 at 6%; with 50% employer match about $163,267 at 4% or $108,844 at 6%; with 100% employer match about $122,450 at 4% or $81,633 at 6%. |
| 2020 | 1 | 15 | $1,746,271 | $183,850 | $12,257iApproximate average salary by contribution assumption: employee only about $306,417 at 4% or $204,278 at 6%; with 50% employer match about $204,278 at 4% or $136,185 at 6%; with 100% employer match about $153,208 at 4% or $102,139 at 6%. |
| Hydrologic Monitoring 401(K) Plan | - | 15 | $1,746,271 | $183,850 | $12,257iApproximate average salary by contribution assumption: employee only about $306,417 at 4% or $204,278 at 6%; with 50% employer match about $204,278 at 4% or $136,185 at 6%; with 100% employer match about $153,208 at 4% or $102,139 at 6%. |
| 2019 | 1 | 17 | $1,337,995 | $174,527 | $10,266iApproximate average salary by contribution assumption: employee only about $256,657 at 4% or $171,105 at 6%; with 50% employer match about $171,105 at 4% or $114,070 at 6%; with 100% employer match about $128,329 at 4% or $85,552 at 6%. |
| Hydrologic Monitoring 401(K) Plan | - | 17 | $1,337,995 | $174,527 | $10,266iApproximate average salary by contribution assumption: employee only about $256,657 at 4% or $171,105 at 6%; with 50% employer match about $171,105 at 4% or $114,070 at 6%; with 100% employer match about $128,329 at 4% or $85,552 at 6%. |
| 2018 | 1 | 17 | $930,490 | $167,554 | $9,856iApproximate average salary by contribution assumption: employee only about $246,403 at 4% or $164,269 at 6%; with 50% employer match about $164,269 at 4% or $109,512 at 6%; with 100% employer match about $123,201 at 4% or $82,134 at 6%. |
| Hydrologic Monitoring 401(K) Plan | - | 17 | $930,490 | $167,554 | $9,856iApproximate average salary by contribution assumption: employee only about $246,403 at 4% or $164,269 at 6%; with 50% employer match about $164,269 at 4% or $109,512 at 6%; with 100% employer match about $123,201 at 4% or $82,134 at 6%. |
| 2017 | 1 | 15 | $841,617 | $158,996 | $10,600iApproximate average salary by contribution assumption: employee only about $264,993 at 4% or $176,662 at 6%; with 50% employer match about $176,662 at 4% or $117,775 at 6%; with 100% employer match about $132,497 at 4% or $88,331 at 6%. |
| Hydrologic Monitoring 401(K) Plan | - | 15 | $841,617 | $158,996 | $10,600iApproximate average salary by contribution assumption: employee only about $264,993 at 4% or $176,662 at 6%; with 50% employer match about $176,662 at 4% or $117,775 at 6%; with 100% employer match about $132,497 at 4% or $88,331 at 6%. |
| 2016 | 1 | 14 | $572,489 | $133,054 | $9,504iApproximate average salary by contribution assumption: employee only about $237,596 at 4% or $158,398 at 6%; with 50% employer match about $158,398 at 4% or $105,598 at 6%; with 100% employer match about $118,798 at 4% or $79,199 at 6%. |
| Hydrologic Monitoring 401(K) Plan | - | 14 | $572,489 | $133,054 | $9,504iApproximate average salary by contribution assumption: employee only about $237,596 at 4% or $158,398 at 6%; with 50% employer match about $158,398 at 4% or $105,598 at 6%; with 100% employer match about $118,798 at 4% or $79,199 at 6%. |
| 2015 | 1 | 12 | $420,990 | $116,469 | $9,706iApproximate average salary by contribution assumption: employee only about $242,644 at 4% or $161,763 at 6%; with 50% employer match about $161,763 at 4% or $107,842 at 6%; with 100% employer match about $121,322 at 4% or $80,881 at 6%. |
| Hydrologic Monitoring 401(K) Plan | - | 12 | $420,990 | $116,469 | $9,706iApproximate average salary by contribution assumption: employee only about $242,644 at 4% or $161,763 at 6%; with 50% employer match about $161,763 at 4% or $107,842 at 6%; with 100% employer match about $121,322 at 4% or $80,881 at 6%. |
| 2014 | 1 | 11 | $325,368 | $110,766 | $10,070iApproximate average salary by contribution assumption: employee only about $251,741 at 4% or $167,827 at 6%; with 50% employer match about $167,827 at 4% or $111,885 at 6%; with 100% employer match about $125,870 at 4% or $83,914 at 6%. |
| Hydrologic Monitoring 401(K) Plan | - | 11 | $325,368 | $110,766 | $10,070iApproximate average salary by contribution assumption: employee only about $251,741 at 4% or $167,827 at 6%; with 50% employer match about $167,827 at 4% or $111,885 at 6%; with 100% employer match about $125,870 at 4% or $83,914 at 6%. |
| 2013 | 1 | 10 | $215,253 | $94,591 | $9,459iApproximate average salary by contribution assumption: employee only about $236,478 at 4% or $157,652 at 6%; with 50% employer match about $157,652 at 4% or $105,101 at 6%; with 100% employer match about $118,239 at 4% or $78,826 at 6%. |
| Hydrologic Monitoring 401(K) Plan | - | 10 | $215,253 | $94,591 | $9,459iApproximate average salary by contribution assumption: employee only about $236,478 at 4% or $157,652 at 6%; with 50% employer match about $157,652 at 4% or $105,101 at 6%; with 100% employer match about $118,239 at 4% or $78,826 at 6%. |
| 2012 | 1 | 11 | $105,904 | $95,564 | $8,688iApproximate average salary by contribution assumption: employee only about $217,191 at 4% or $144,794 at 6%; with 50% employer match about $144,794 at 4% or $96,529 at 6%; with 100% employer match about $108,595 at 4% or $72,397 at 6%. |
| Hydrologic Monitoring 401(K) Plan | - | 11 | $105,904 | $95,564 | $8,688iApproximate average salary by contribution assumption: employee only about $217,191 at 4% or $144,794 at 6%; with 50% employer match about $144,794 at 4% or $96,529 at 6%; with 100% employer match about $108,595 at 4% or $72,397 at 6%. |
| 2011 | 1 | 10 | $7,105 | $7,080 | $708iApproximate average salary by contribution assumption: employee only about $17,700 at 4% or $11,800 at 6%; with 50% employer match about $11,800 at 4% or $7,867 at 6%; with 100% employer match about $8,850 at 4% or $5,900 at 6%. |
| Hydrologic Monitoring 401(K) Plan | - | 10 | $7,105 | $7,080 | $708iApproximate average salary by contribution assumption: employee only about $17,700 at 4% or $11,800 at 6%; with 50% employer match about $11,800 at 4% or $7,867 at 6%; with 100% employer match about $8,850 at 4% or $5,900 at 6%. |