Civic Intelligence

Groundwater Sciences Corp.

Plan context: Groundwater Sciences Corp. Pension Plan

EIN 23-2453965 • Harrisburg, PA • 47 filings • 4 plans

2550 Interstate Drive, Suite 303Harrisburg, PA 17110
Current Snapshot

Latest Year

2024

2024 Participants

23

2024 Assets

$6,594,445

2024 Contributions

$600,000

Historical Graphs

Total Assets Over Time

Aggregate end-of-year assets by filing year, excluding zero-asset years

$18,315,400$9,157,700$0199920132024YearValue
$6,594,445Latest year 2024

Participants Over Time

Largest reported end-of-year plan headcount by filing year, used to avoid double-counting participants across overlapping plans

37190199920122024YearValue
23Latest year 2024

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 / FilingFilingsParticipantsAssetsContributionsContrib./Participant
2024223$6,594,445$600,000$26,087iApproximate average salary by contribution assumption: employee only about $652,174 at 4% or $434,783 at 6%; with 50% employer match about $434,783 at 4% or $289,855 at 6%; with 100% employer match about $326,087 at 4% or $217,391 at 6%.
Groundwater Sciences Corp. Pension Plan-23$6,594,445$600,000$26,087iApproximate average salary by contribution assumption: employee only about $652,174 at 4% or $434,783 at 6%; with 50% employer match about $434,783 at 4% or $289,855 at 6%; with 100% employer match about $326,087 at 4% or $217,391 at 6%.
Groundwater Sciences Corp. Retirement Plan-0$0--
2023230$17,113,135$622,676$20,756iApproximate average salary by contribution assumption: employee only about $518,897 at 4% or $345,931 at 6%; with 50% employer match about $345,931 at 4% or $230,621 at 6%; with 100% employer match about $259,448 at 4% or $172,966 at 6%.
Groundwater Sciences Corp. Retirement Plan-30$10,986,078$422,676$14,089iApproximate average salary by contribution assumption: employee only about $352,230 at 4% or $234,820 at 6%; with 50% employer match about $234,820 at 4% or $156,547 at 6%; with 100% employer match about $176,115 at 4% or $117,410 at 6%.
Groundwater Sciences Corp. Pension Plan-24$6,127,057$200,000$8,333iApproximate average salary by contribution assumption: employee only about $208,333 at 4% or $138,889 at 6%; with 50% employer match about $138,889 at 4% or $92,593 at 6%; with 100% employer match about $104,167 at 4% or $69,444 at 6%.
2022229$15,554,816$891,550$30,743iApproximate average salary by contribution assumption: employee only about $768,578 at 4% or $512,385 at 6%; with 50% employer match about $512,385 at 4% or $341,590 at 6%; with 100% employer match about $384,289 at 4% or $256,193 at 6%.
Groundwater Sciences Corp. Retirement Plan-29$9,869,627$411,550$14,191iApproximate average salary by contribution assumption: employee only about $354,784 at 4% or $236,523 at 6%; with 50% employer match about $236,523 at 4% or $157,682 at 6%; with 100% employer match about $177,392 at 4% or $118,261 at 6%.
Groundwater Sciences Corp. Pension Plan-24$5,685,189$480,000$20,000iApproximate average salary by contribution assumption: employee only about $500,000 at 4% or $333,333 at 6%; with 50% employer match about $333,333 at 4% or $222,222 at 6%; with 100% employer match about $250,000 at 4% or $166,667 at 6%.
2021230$18,315,400$433,902$14,463iApproximate average salary by contribution assumption: employee only about $361,585 at 4% or $241,057 at 6%; with 50% employer match about $241,057 at 4% or $160,704 at 6%; with 100% employer match about $180,793 at 4% or $120,528 at 6%.
Groundwater Sciences Corp. Retirement Plan-30$12,032,837$433,902$14,463iApproximate average salary by contribution assumption: employee only about $361,585 at 4% or $241,057 at 6%; with 50% employer match about $241,057 at 4% or $160,704 at 6%; with 100% employer match about $180,793 at 4% or $120,528 at 6%.
Groundwater Sciences Corp. Pension Plan-24$6,282,563--
2020231$17,110,499$653,455$21,079iApproximate average salary by contribution assumption: employee only about $526,980 at 4% or $351,320 at 6%; with 50% employer match about $351,320 at 4% or $234,213 at 6%; with 100% employer match about $263,490 at 4% or $175,660 at 6%.
Groundwater Sciences Corp. Retirement Plan-31$10,382,857$553,455$17,853iApproximate average salary by contribution assumption: employee only about $446,335 at 4% or $297,556 at 6%; with 50% employer match about $297,556 at 4% or $198,371 at 6%; with 100% employer match about $223,167 at 4% or $148,778 at 6%.
Groundwater Sciences Corp. Pension Plan-25$6,727,642$100,000$4,000iApproximate average salary by contribution assumption: employee only about $100,000 at 4% or $66,667 at 6%; with 50% employer match about $66,667 at 4% or $44,444 at 6%; with 100% employer match about $50,000 at 4% or $33,333 at 6%.
2019237$16,354,829$596,454$16,120iApproximate average salary by contribution assumption: employee only about $403,009 at 4% or $268,673 at 6%; with 50% employer match about $268,673 at 4% or $179,115 at 6%; with 100% employer match about $201,505 at 4% or $134,336 at 6%.
Groundwater Sciences Corp. Retirement Plan-37$10,456,929$496,454$13,418iApproximate average salary by contribution assumption: employee only about $335,442 at 4% or $223,628 at 6%; with 50% employer match about $223,628 at 4% or $149,085 at 6%; with 100% employer match about $167,721 at 4% or $111,814 at 6%.
Groundwater Sciences Corp. Pension Plan-26$5,897,900$100,000$3,846iApproximate average salary by contribution assumption: employee only about $96,154 at 4% or $64,103 at 6%; with 50% employer match about $64,103 at 4% or $42,735 at 6%; with 100% employer match about $48,077 at 4% or $32,051 at 6%.
2018237$15,629,207$548,271$14,818iApproximate average salary by contribution assumption: employee only about $370,453 at 4% or $246,969 at 6%; with 50% employer match about $246,969 at 4% or $164,646 at 6%; with 100% employer match about $185,227 at 4% or $123,484 at 6%.
Groundwater Sciences Corp. Retirement Plan-37$9,871,886$448,271$12,115iApproximate average salary by contribution assumption: employee only about $302,886 at 4% or $201,924 at 6%; with 50% employer match about $201,924 at 4% or $134,616 at 6%; with 100% employer match about $151,443 at 4% or $100,962 at 6%.
Groundwater Sciences Corp. Pension Plan-29$5,757,321$100,000$3,448iApproximate average salary by contribution assumption: employee only about $86,207 at 4% or $57,471 at 6%; with 50% employer match about $57,471 at 4% or $38,314 at 6%; with 100% employer match about $43,103 at 4% or $28,736 at 6%.
2017237$15,434,559$557,558$15,069iApproximate average salary by contribution assumption: employee only about $376,728 at 4% or $251,152 at 6%; with 50% employer match about $251,152 at 4% or $167,435 at 6%; with 100% employer match about $188,364 at 4% or $125,576 at 6%.
Groundwater Sciences Corp. Retirement Plan-37$10,151,752$307,558$8,312iApproximate average salary by contribution assumption: employee only about $207,809 at 4% or $138,540 at 6%; with 50% employer match about $138,540 at 4% or $92,360 at 6%; with 100% employer match about $103,905 at 4% or $69,270 at 6%.
Groundwater Sciences Corp. Pension Plan-32$5,282,807$250,000$7,813iApproximate average salary by contribution assumption: employee only about $195,313 at 4% or $130,208 at 6%; with 50% employer match about $130,208 at 4% or $86,806 at 6%; with 100% employer match about $97,656 at 4% or $65,104 at 6%.
2016236$14,170,610$534,146$14,837iApproximate average salary by contribution assumption: employee only about $370,935 at 4% or $247,290 at 6%; with 50% employer match about $247,290 at 4% or $164,860 at 6%; with 100% employer match about $185,467 at 4% or $123,645 at 6%.
Groundwater Sciences Corp. Retirement Plan-36$9,619,925$434,146$12,060iApproximate average salary by contribution assumption: employee only about $301,490 at 4% or $200,994 at 6%; with 50% employer match about $200,994 at 4% or $133,996 at 6%; with 100% employer match about $150,745 at 4% or $100,497 at 6%.
Groundwater Sciences Corp. Pension Plan-33$4,550,685$100,000$3,030iApproximate average salary by contribution assumption: employee only about $75,758 at 4% or $50,505 at 6%; with 50% employer match about $50,505 at 4% or $33,670 at 6%; with 100% employer match about $37,879 at 4% or $25,253 at 6%.
2015237$13,209,813$477,278$12,899iApproximate average salary by contribution assumption: employee only about $322,485 at 4% or $214,990 at 6%; with 50% employer match about $214,990 at 4% or $143,327 at 6%; with 100% employer match about $161,243 at 4% or $107,495 at 6%.
Groundwater Sciences Corp. Retirement Plan-37$8,687,776$477,278$12,899iApproximate average salary by contribution assumption: employee only about $322,485 at 4% or $214,990 at 6%; with 50% employer match about $214,990 at 4% or $143,327 at 6%; with 100% employer match about $161,243 at 4% or $107,495 at 6%.
Groundwater Sciences Corp. Pension Plan-32$4,522,037--
2014236$12,522,704$461,104$12,808iApproximate average salary by contribution assumption: employee only about $320,211 at 4% or $213,474 at 6%; with 50% employer match about $213,474 at 4% or $142,316 at 6%; with 100% employer match about $160,106 at 4% or $106,737 at 6%.
Groundwater Sciences Corp. Retirement Plan-36$8,341,574$461,104$12,808iApproximate average salary by contribution assumption: employee only about $320,211 at 4% or $213,474 at 6%; with 50% employer match about $213,474 at 4% or $142,316 at 6%; with 100% employer match about $160,106 at 4% or $106,737 at 6%.
Groundwater Sciences Corp. Pension Plan-33$4,181,130--
2013235$10,916,982$457,028$13,058iApproximate average salary by contribution assumption: employee only about $326,449 at 4% or $217,632 at 6%; with 50% employer match about $217,632 at 4% or $145,088 at 6%; with 100% employer match about $163,224 at 4% or $108,816 at 6%.
Groundwater Sciences Corp. Retirement Plan-35$8,653,730$277,028$7,915iApproximate average salary by contribution assumption: employee only about $197,877 at 4% or $131,918 at 6%; with 50% employer match about $131,918 at 4% or $87,945 at 6%; with 100% employer match about $98,939 at 4% or $65,959 at 6%.
Groundwater Sciences Corp. Pension Plan-32$2,263,252$180,000$5,625iApproximate average salary by contribution assumption: employee only about $140,625 at 4% or $93,750 at 6%; with 50% employer match about $93,750 at 4% or $62,500 at 6%; with 100% employer match about $70,313 at 4% or $46,875 at 6%.
2012235$9,622,174$550,878$15,739iApproximate average salary by contribution assumption: employee only about $393,484 at 4% or $262,323 at 6%; with 50% employer match about $262,323 at 4% or $174,882 at 6%; with 100% employer match about $196,742 at 4% or $131,161 at 6%.
Groundwater Sciences Corp. Retirement Plan-35$7,107,223$287,878$8,225iApproximate average salary by contribution assumption: employee only about $205,627 at 4% or $137,085 at 6%; with 50% employer match about $137,085 at 4% or $91,390 at 6%; with 100% employer match about $102,814 at 4% or $68,542 at 6%.
Groundwater Sciences Corp. Pension Plan-31$2,514,951$263,000$8,484iApproximate average salary by contribution assumption: employee only about $212,097 at 4% or $141,398 at 6%; with 50% employer match about $141,398 at 4% or $94,265 at 6%; with 100% employer match about $106,048 at 4% or $70,699 at 6%.
2011233$8,000,144$441,565$13,381iApproximate average salary by contribution assumption: employee only about $334,519 at 4% or $223,013 at 6%; with 50% employer match about $223,013 at 4% or $148,675 at 6%; with 100% employer match about $167,259 at 4% or $111,506 at 6%.
Groundwater Sciences Corp. Retirement Plan-33$6,243,700$261,565$7,926iApproximate average salary by contribution assumption: employee only about $198,155 at 4% or $132,104 at 6%; with 50% employer match about $132,104 at 4% or $88,069 at 6%; with 100% employer match about $99,078 at 4% or $66,052 at 6%.
Groundwater Sciences Corp. Pension Plan-30$1,756,444$180,000$6,000iApproximate average salary by contribution assumption: employee only about $150,000 at 4% or $100,000 at 6%; with 50% employer match about $100,000 at 4% or $66,667 at 6%; with 100% employer match about $75,000 at 4% or $50,000 at 6%.
2010233$7,715,266$375,643$11,383iApproximate average salary by contribution assumption: employee only about $284,578 at 4% or $189,719 at 6%; with 50% employer match about $189,719 at 4% or $126,479 at 6%; with 100% employer match about $142,289 at 4% or $94,859 at 6%.
Groundwater Sciences Corp. Retirement Plan-33$6,158,348$239,694$7,263iApproximate average salary by contribution assumption: employee only about $181,586 at 4% or $121,058 at 6%; with 50% employer match about $121,058 at 4% or $80,705 at 6%; with 100% employer match about $90,793 at 4% or $60,529 at 6%.
Groundwater Sciences Corp. Pension Plan-28$1,556,918$135,949$4,855iApproximate average salary by contribution assumption: employee only about $121,383 at 4% or $80,922 at 6%; with 50% employer match about $80,922 at 4% or $53,948 at 6%; with 100% employer match about $60,692 at 4% or $40,461 at 6%.
2009230$6,217,040$446,123$14,871iApproximate average salary by contribution assumption: employee only about $371,769 at 4% or $247,846 at 6%; with 50% employer match about $247,846 at 4% or $165,231 at 6%; with 100% employer match about $185,885 at 4% or $123,923 at 6%.
Groundwater Sciences Corp. Retirement Plan-30$5,336,679$236,123$7,871iApproximate average salary by contribution assumption: employee only about $196,769 at 4% or $131,179 at 6%; with 50% employer match about $131,179 at 4% or $87,453 at 6%; with 100% employer match about $98,385 at 4% or $65,590 at 6%.
Groundwater Sciences Corp. Pension Plan-28$880,361$210,000$7,500iApproximate average salary by contribution assumption: employee only about $187,500 at 4% or $125,000 at 6%; with 50% employer match about $125,000 at 4% or $83,333 at 6%; with 100% employer match about $93,750 at 4% or $62,500 at 6%.
2008233$4,341,652$231,471$7,014iApproximate average salary by contribution assumption: employee only about $175,357 at 4% or $116,905 at 6%; with 50% employer match about $116,905 at 4% or $77,936 at 6%; with 100% employer match about $87,678 at 4% or $58,452 at 6%.
Groundwater Sciences Corp. Retirement Plan-33$4,341,652$231,471$7,014iApproximate average salary by contribution assumption: employee only about $175,357 at 4% or $116,905 at 6%; with 50% employer match about $116,905 at 4% or $77,936 at 6%; with 100% employer match about $87,678 at 4% or $58,452 at 6%.
Groundwater Sciences Corp. Pension Plan-29---
2007234$0$0-
Groundwater Sciences Corp. Retirement Plan-34---
Groundwater Sciences Corp. Pension Plan-30---
2006137$5,128,775$545,177$14,735iApproximate average salary by contribution assumption: employee only about $368,363 at 4% or $245,575 at 6%; with 50% employer match about $245,575 at 4% or $163,717 at 6%; with 100% employer match about $184,181 at 4% or $122,788 at 6%.
Groundwater Sciences Corp. Retirement Plan-37$5,128,775$545,177$14,735iApproximate average salary by contribution assumption: employee only about $368,363 at 4% or $245,575 at 6%; with 50% employer match about $245,575 at 4% or $163,717 at 6%; with 100% employer match about $184,181 at 4% or $122,788 at 6%.
2005136$4,121,717$517,725$14,381iApproximate average salary by contribution assumption: employee only about $359,531 at 4% or $239,688 at 6%; with 50% employer match about $239,688 at 4% or $159,792 at 6%; with 100% employer match about $179,766 at 4% or $119,844 at 6%.
Groundwater Sciences Corp. Retirement Plan-36$4,121,717$517,725$14,381iApproximate average salary by contribution assumption: employee only about $359,531 at 4% or $239,688 at 6%; with 50% employer match about $239,688 at 4% or $159,792 at 6%; with 100% employer match about $179,766 at 4% or $119,844 at 6%.
2004132$3,301,117$406,257$12,696iApproximate average salary by contribution assumption: employee only about $317,388 at 4% or $211,592 at 6%; with 50% employer match about $211,592 at 4% or $141,061 at 6%; with 100% employer match about $158,694 at 4% or $105,796 at 6%.
Groundwater Sciences Corp. Retirement Plan-32$3,301,117$406,257$12,696iApproximate average salary by contribution assumption: employee only about $317,388 at 4% or $211,592 at 6%; with 50% employer match about $211,592 at 4% or $141,061 at 6%; with 100% employer match about $158,694 at 4% or $105,796 at 6%.
2003128$2,577,133$309,226$11,044iApproximate average salary by contribution assumption: employee only about $276,095 at 4% or $184,063 at 6%; with 50% employer match about $184,063 at 4% or $122,709 at 6%; with 100% employer match about $138,047 at 4% or $92,032 at 6%.
Groundwater Sciences Corp. Retirement Plan-28$2,577,133$309,226$11,044iApproximate average salary by contribution assumption: employee only about $276,095 at 4% or $184,063 at 6%; with 50% employer match about $184,063 at 4% or $122,709 at 6%; with 100% employer match about $138,047 at 4% or $92,032 at 6%.
2002223$0$0-
Groundwater Sciences Corp. Retirement Plan-23---
Groundwater Sciences Corp. Pension Plan-0---
2001220$0$0-
Groundwater Sciences Corp. Retirement Plan-20---
Groundwater Sciences Corp. Pension Plan-20---
2000120$179,307$37,113$1,856iApproximate average salary by contribution assumption: employee only about $46,391 at 4% or $30,928 at 6%; with 50% employer match about $30,928 at 4% or $20,618 at 6%; with 100% employer match about $23,196 at 4% or $15,464 at 6%.
Groundwater Sciences Corp. Pension Plan-20$179,307$37,113$1,856iApproximate average salary by contribution assumption: employee only about $46,391 at 4% or $30,928 at 6%; with 50% employer match about $30,928 at 4% or $20,618 at 6%; with 100% employer match about $23,196 at 4% or $15,464 at 6%.
1999220$1,865,708$192,735$9,637iApproximate average salary by contribution assumption: employee only about $240,919 at 4% or $160,613 at 6%; with 50% employer match about $160,613 at 4% or $107,075 at 6%; with 100% employer match about $120,459 at 4% or $80,306 at 6%.
Groundwater Sciences Corp. Retirement Plan-20$1,720,610$157,104$7,855iApproximate average salary by contribution assumption: employee only about $196,380 at 4% or $130,920 at 6%; with 50% employer match about $130,920 at 4% or $87,280 at 6%; with 100% employer match about $98,190 at 4% or $65,460 at 6%.
Groundwater Sciences Corp. Pension Plan-20$145,098$35,631$1,782iApproximate average salary by contribution assumption: employee only about $44,539 at 4% or $29,693 at 6%; with 50% employer match about $29,693 at 4% or $19,795 at 6%; with 100% employer match about $22,269 at 4% or $14,846 at 6%.