Depreciation, Depletion and Amortization of TETRA TECH INC from 03 Oct 2010 to 28 Dec 2025

Taxonomy & unit
us-gaap: USD
Description
The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets.
Summary
TETRA TECH INC quarterly and annual Depreciation, Depletion and Amortization in USD history and change rate from 03 Oct 2010 to 28 Dec 2025.
  • TETRA TECH INC Depreciation, Depletion and Amortization for the quarter ending 28 Dec 2025 was $13,996,000, a 13% decline year-over-year.
  • TETRA TECH INC annual Depreciation, Depletion and Amortization for 2025 was $58,276,000, a 21% decline from 2024.
  • TETRA TECH INC annual Depreciation, Depletion and Amortization for 2024 was $73,677,000, a 20% increase from 2023.
  • TETRA TECH INC annual Depreciation, Depletion and Amortization for 2023 was $61,206,000, a 126% increase from 2022.
Source SEC data
View on sec.gov
Depreciation, Depletion and Amortization, Quarterly (USD)
Depreciation, Depletion and Amortization, YoY Quarterly Change (%)
Depreciation, Depletion and Amortization, Annual (USD)
Depreciation, Depletion and Amortization, YoY Annual Change (%)

TETRA TECH INC Quarterly Depreciation, Depletion and Amortization (USD)

Period TTM Value Value YoY Chg Change % Start Date End Date Report Filed Fiscal Year Fiscal Period
Q4 2025 $13,996,000 -$2,067,000 -13% 29 Sep 2025 28 Dec 2025 10-Q 30 Jan 2026 2026 Q1
Q4 2024 $16,063,000 -$3,421,000 -18% 30 Sep 2024 29 Dec 2024 10-Q 30 Jan 2026 2026 Q1
Q4 2023 $19,484,000 +$12,868,000 +194% 02 Oct 2023 31 Dec 2023 10-Q 31 Jan 2025 2025 Q1
Q4 2022 $6,616,000 +$505,000 +8.3% 03 Oct 2022 01 Jan 2023 10-Q 02 Feb 2024 2024 Q1
Q4 2021 $6,111,000 -$127,000 -2% 04 Oct 2021 02 Jan 2022 10-Q 03 Feb 2023 2023 Q1
Q4 2020 $6,238,000 +$3,000 +0.05% 28 Sep 2020 27 Dec 2020 10-Q 04 Feb 2022 2022 Q1
Q4 2019 $6,235,000 -$2,039,000 -25% 30 Sep 2019 29 Dec 2019 10-Q 29 Jan 2021 2021 Q1
Q4 2018 $8,274,000 -$1,709,000 -17% 01 Oct 2018 30 Dec 2018 10-Q 31 Jan 2020 2020 Q1
Q4 2017 $9,983,000 -$1,208,000 -11% 02 Oct 2017 31 Dec 2017 10-Q 01 Feb 2019 2019 Q1
Q4 2016 $11,191,000 +$1,386,000 +14% 03 Oct 2016 01 Jan 2017 10-Q 01 Feb 2018 2018 Q1
Q4 2015 $9,805,000 -$3,187,000 -25% 28 Sep 2015 27 Dec 2015 10-Q 03 Feb 2017 2017 Q1
Q4 2014 $12,992,000 -$2,922,000 -18% 29 Sep 2014 28 Dec 2014 10-Q 29 Jan 2016 2016 Q1
Q4 2013 $15,914,000 +$3,319,000 +26% 30 Sep 2013 29 Dec 2013 10-Q 02 Feb 2015 2015 Q1
Q4 2012 $12,595,000 -$2,611,000 -17% 01 Oct 2012 30 Dec 2012 10-Q 31 Jan 2014 2014 Q1
Q4 2011 $15,206,000 +$1,653,000 +12% 03 Oct 2011 01 Jan 2012 10-Q 01 Feb 2013 2013 Q1
Q4 2010 $13,553,000 04 Oct 2010 02 Jan 2011 10-Q 03 Feb 2012 2012 Q1

TETRA TECH INC Annual Depreciation, Depletion and Amortization (USD)

Period Value YoY Chg Change % Start Date End Date Report Filed Fiscal Year Fiscal Period
2025 $58,276,000 -$15,401,000 -21% 30 Sep 2024 28 Sep 2025 10-K 20 Nov 2025 2025 FY
2024 $73,677,000 +$12,471,000 +20% 02 Oct 2023 29 Sep 2024 10-K 20 Nov 2025 2025 FY
2023 $61,206,000 +$34,173,000 +126% 03 Oct 2022 01 Oct 2023 10-K 20 Nov 2025 2025 FY
2022 $27,033,000 +$3,228,000 +14% 04 Oct 2021 02 Oct 2022 10-K 19 Nov 2024 2024 FY
2021 $23,805,000 -$806,000 -3.3% 28 Sep 2020 03 Oct 2021 10-K 22 Nov 2023 2023 FY
2020 $24,611,000 -$4,233,000 -15% 30 Sep 2019 27 Sep 2020 10-K 25 Nov 2022 2022 FY
2019 $28,844,000 -$9,792,000 -25% 01 Oct 2018 29 Sep 2019 10-K 24 Nov 2021 2021 FY
2018 $38,636,000 -$7,120,000 -16% 02 Oct 2017 30 Sep 2018 10-K 23 Nov 2020 2020 FY
2017 $45,756,000 +$168,000 +0.37% 03 Oct 2016 01 Oct 2017 10-K 29 Nov 2019 2019 FY
2016 $45,588,000 +$1,387,000 +3.1% 28 Sep 2015 02 Oct 2016 10-K 16 Nov 2018 2018 FY
2015 $44,201,000 -$10,339,000 -19% 29 Sep 2014 27 Sep 2015 10-K 20 Nov 2017 2017 FY
2014 $54,540,000 -$8,065,000 -13% 30 Sep 2013 28 Sep 2014 10-K 22 Nov 2016 2016 FY
2013 $62,605,000 +$5,703,000 +10% 01 Oct 2012 29 Sep 2013 10-K 20 Nov 2015 2015 FY
2012 $56,902,000 +$1,218,000 +2.2% 03 Oct 2011 30 Sep 2012 10-K 19 Nov 2014 2014 FY
2011 $55,684,000 +$22,193,000 +66% 04 Oct 2010 02 Oct 2011 10-K 20 Nov 2013 2013 FY
2010 $33,491,000 28 Sep 2009 03 Oct 2010 10-K 15 Nov 2012 2012 FY
* An asterisk sign (*) next to the value indicates that the value is likely invalid.