Depreciation of TETRA TECH INC from 27 Jun 2010 to 28 Dec 2025

Taxonomy & unit
us-gaap: USD
Description
The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.
Summary
TETRA TECH INC quarterly and annual Depreciation in USD history and change rate from 27 Jun 2010 to 28 Dec 2025.
  • TETRA TECH INC Depreciation for the quarter ending 28 Dec 2025 was $5,600,000, a 3.7% increase year-over-year.
  • TETRA TECH INC Depreciation for the twelve months ending 28 Dec 2025 was $21,400,000, a 3.2% decline year-over-year.
  • TETRA TECH INC annual Depreciation for 2025 was $21,200,000, a 11% decline from 2024.
  • TETRA TECH INC annual Depreciation for 2024 was $23,700,000, a 18% increase from 2023.
  • TETRA TECH INC annual Depreciation for 2023 was $20,000,000, a 44% increase from 2022.
Source SEC data
View on sec.gov
Depreciation, Trailing 12 Months (USD)
Depreciation, Quarterly (USD)
Depreciation, YoY Quarterly Change (%)
Depreciation, Annual (USD)
Depreciation, YoY Annual Change (%)

TETRA TECH INC Quarterly Depreciation (USD)

Period TTM Value Value YoY Chg Change % Start Date End Date Report Filed Fiscal Year Fiscal Period
Q4 2025 $21,400,000 $5,600,000 +$200,000 +3.7% 29 Sep 2025 28 Dec 2025 10-Q 30 Jan 2026 2026 Q1
Q3 2025 $21,200,000 $5,200,000 -$200,000 -3.7% 30 Jun 2025 28 Sep 2025 10-K 20 Nov 2025 2025 FY
Q2 2025 $21,400,000 $5,400,000 -$300,000 -5.3% 31 Mar 2025 29 Jun 2025 10-Q 01 Aug 2025 2025 Q3
Q1 2025 $21,700,000 $5,200,000 -$400,000 -7.1% 30 Dec 2024 30 Mar 2025 10-Q 08 May 2025 2025 Q2
Q4 2024 $22,100,000 $5,400,000 -$1,600,000 -23% 30 Sep 2024 29 Dec 2024 10-Q 30 Jan 2026 2026 Q1
Q3 2024 $23,700,000 $5,400,000 -$1,000,000 -16% 01 Jul 2024 29 Sep 2024 10-K 20 Nov 2025 2025 FY
Q2 2024 $24,700,000 $5,700,000 +$100,000 +1.8% 01 Apr 2024 30 Jun 2024 10-Q 01 Aug 2025 2025 Q3
Q1 2024 $24,600,000 $5,600,000 +$800,000 +17% 01 Jan 2024 31 Mar 2024 10-Q 08 May 2025 2025 Q2
Q4 2023 $23,800,000 $7,000,000 +$3,800,000 +119% 02 Oct 2023 31 Dec 2023 10-Q 31 Jan 2025 2025 Q1
Q3 2023 $20,000,000 $6,400,000 +$2,400,000 +60% 03 Jul 2023 01 Oct 2023 10-K 20 Nov 2025 2025 FY
Q2 2023 $17,600,000 $5,600,000 +$2,400,000 +75% 03 Apr 2023 02 Jul 2023 10-Q 02 Aug 2024 2024 Q3
Q1 2023 $15,200,000 $4,800,000 +$1,500,000 +45% 02 Jan 2023 02 Apr 2023 10-Q 03 May 2024 2024 Q2
Q4 2022 $13,700,000 $3,200,000 -$200,000 -5.9% 03 Oct 2022 01 Jan 2023 10-Q 02 Feb 2024 2024 Q1
Q3 2022 $13,900,000 $4,000,000 +$800,000 +25% 04 Jul 2022 02 Oct 2022 10-K 19 Nov 2024 2024 FY
Q2 2022 $13,100,000 $3,200,000 +$100,000 +3.2% 04 Apr 2022 03 Jul 2022 10-Q 10 Aug 2023 2023 Q3
Q1 2022 $13,000,000 $3,300,000 +$200,000 +6.5% 03 Jan 2022 03 Apr 2022 10-Q 11 May 2023 2023 Q2
Q4 2021 $12,800,000 $3,400,000 +$500,000 +17% 04 Oct 2021 02 Jan 2022 10-Q 03 Feb 2023 2023 Q1
Q3 2021 $12,300,000 $3,200,000 +$300,000 +10% 28 Jun 2021 03 Oct 2021 10-K 22 Nov 2023 2023 FY
Q2 2021 $12,000,000 $3,100,000 -$600,000 -16% 29 Mar 2021 27 Jun 2021 10-Q 05 Aug 2022 2022 Q3
Q1 2021 $12,600,000 $3,100,000 $0 0% 28 Dec 2020 28 Mar 2021 10-Q 06 May 2022 2022 Q2
Q4 2020 $12,600,000 $2,900,000 -$400,000 -12% 28 Sep 2020 27 Dec 2020 10-Q 04 Feb 2022 2022 Q1
Q3 2020 $13,000,000 $2,900,000 -$1,700,000 -37% 29 Jun 2020 27 Sep 2020 10-K 25 Nov 2022 2022 FY
Q2 2020 $14,700,000 $3,700,000 -$500,000 -12% 30 Mar 2020 28 Jun 2020 10-Q 30 Jul 2021 2021 Q3
Q1 2020 $15,200,000 $3,100,000 -$1,100,000 -26% 30 Dec 2019 29 Mar 2020 10-Q 30 Apr 2021 2021 Q2
Q4 2019 $16,300,000 $3,300,000 -$1,000,000 -23% 30 Sep 2019 29 Dec 2019 10-Q 29 Jan 2021 2021 Q1
Q3 2019 $17,300,000 $4,600,000 +$200,000 +4.5% 01 Jul 2019 29 Sep 2019 10-K 24 Nov 2021 2021 FY
Q2 2019 $17,100,000 $4,200,000 -$700,000 -14% 01 Apr 2019 30 Jun 2019 10-Q 31 Jul 2020 2020 Q3
Q1 2019 $17,800,000 $4,200,000 -$900,000 -18% 31 Dec 2018 31 Mar 2019 10-Q 01 May 2020 2020 Q2
Q4 2018 $18,700,000 $4,300,000 -$900,000 -17% 01 Oct 2018 30 Dec 2018 10-Q 31 Jan 2020 2020 Q1
Q3 2018 $19,600,000 $4,400,000 -$1,400,000 -24% 02 Jul 2018 30 Sep 2018 10-K 23 Nov 2020 2020 FY
Q2 2018 $21,000,000 $4,900,000 -$400,000 -7.5% 02 Apr 2018 01 Jul 2018 10-Q 02 Aug 2019 2019 Q3
Q1 2018 $21,400,000 $5,100,000 -$700,000 -12% 01 Jan 2018 01 Apr 2018 10-Q 03 May 2019 2019 Q2
Q4 2017 $22,100,000 $5,200,000 -$100,000 -1.9% 02 Oct 2017 31 Dec 2017 10-Q 01 Feb 2019 2019 Q1
Q3 2017 $22,200,000 $5,800,000 +$183,000 +3.3% 03 Jul 2017 01 Oct 2017 10-K 29 Nov 2019 2019 FY
Q2 2017 $22,017,000 $5,300,000 -$612,000 -10% 03 Apr 2017 02 Jul 2017 10-Q 03 Aug 2018 2018 Q3
Q1 2017 $22,629,000 $5,800,000 -$168,000 -2.8% 02 Jan 2017 02 Apr 2017 10-Q 04 May 2018 2018 Q2
Q4 2016 $22,797,000 $5,300,000 -$3,000 -0.06% 03 Oct 2016 01 Jan 2017 10-Q 01 Feb 2018 2018 Q1
Q3 2016 $22,800,000 $5,617,000 +$619,000 +12% 27 Jun 2016 02 Oct 2016 10-K 16 Nov 2018 2018 FY
Q2 2016 $22,181,000 $5,912,000 +$593,000 +11% 28 Mar 2016 26 Jun 2016 10-Q 04 Aug 2017 2017 Q3
Q1 2016 $21,588,000 $5,968,000 +$39,000 +0.66% 28 Dec 2015 27 Mar 2016 10-Q 05 May 2017 2017 Q2
Q4 2015 $21,549,000 $5,303,000 -$1,561,000 -23% 28 Sep 2015 27 Dec 2015 10-Q 03 Feb 2017 2017 Q1
Q3 2015 $23,110,000 $4,998,000 -$1,293,000 -21% 29 Jun 2015 27 Sep 2015 10-K 20 Nov 2017 2017 FY
Q2 2015 $24,403,000 $5,319,000 -$1,135,000 -18% 30 Mar 2015 28 Jun 2015 10-Q 29 Jul 2016 2016 Q3
Q1 2015 $25,538,000 $5,929,000 -$649,000 -9.9% 29 Dec 2014 29 Mar 2015 10-Q 04 May 2016 2016 Q2
Q4 2014 $26,187,000 $6,864,000 -$265,000 -3.7% 29 Sep 2014 28 Dec 2014 10-Q 29 Jan 2016 2016 Q1
Q3 2014 $26,452,000 $6,291,000 -$837,000 -12% 30 Jun 2014 28 Sep 2014 10-K 22 Nov 2016 2016 FY
Q2 2014 $27,289,000 $6,454,000 -$1,636,000 -20% 31 Mar 2014 29 Jun 2014 10-Q 31 Jul 2015 2015 Q3
Q1 2014 $28,925,000 $6,578,000 -$944,000 -13% 30 Dec 2013 30 Mar 2014 10-Q 01 May 2015 2015 Q2
Q4 2013 $29,869,000 $7,129,000 +$321,000 +4.7% 30 Sep 2013 29 Dec 2013 10-Q 02 Feb 2015 2015 Q1
Q3 2013 $29,548,000 $7,128,000 +$134,000 +1.9% 01 Jul 2013 29 Sep 2013 10-K 20 Nov 2015 2015 FY
Q2 2013 $29,414,000 $8,090,000 +$2,013,000 +33% 01 Apr 2013 30 Jun 2013 10-Q 04 Aug 2014 2014 Q3
Q1 2013 $27,401,000 $7,522,000 +$728,000 +11% 31 Dec 2012 31 Mar 2013 10-Q 02 May 2014 2014 Q2
Q4 2012 $26,673,000 $6,808,000 +$22,000 +0.32% 01 Oct 2012 30 Dec 2012 10-Q 31 Jan 2014 2014 Q1
Q3 2012 $26,651,000 $6,994,000 +$257,000 +3.8% 02 Jul 2012 30 Sep 2012 10-K 19 Nov 2014 2014 FY
Q2 2012 $26,394,000 $6,077,000 -$923,000 -13% 02 Apr 2012 01 Jul 2012 10-Q 09 Aug 2013 2013 Q3
Q1 2012 $27,317,000 $6,794,000 +$94,000 +1.4% 02 Jan 2012 01 Apr 2012 10-Q 03 May 2013 2013 Q2
Q4 2011 $27,223,000 $6,786,000 +$86,000 +1.3% 03 Oct 2011 01 Jan 2012 10-Q 01 Feb 2013 2013 Q1
Q3 2011 $27,137,000 $6,737,000 04 Jul 2011 02 Oct 2011 10-K 20 Nov 2013 2013 FY
Q2 2011 $7,000,000 +$1,797,000 +35% 04 Apr 2011 03 Jul 2011 10-Q 03 Aug 2012 2012 Q3
Q1 2011 $6,700,000 03 Jan 2011 03 Apr 2011 10-Q 04 May 2012 2012 Q2
Q4 2010 $6,700,000 04 Oct 2010 02 Jan 2011 10-Q 03 Feb 2012 2012 Q1
Q2 2010 $5,203,000 29 Mar 2010 27 Jun 2010 10-Q 05 Aug 2011 2011 Q3

TETRA TECH INC Annual Depreciation (USD)

Period Value YoY Chg Change % Start Date End Date Report Filed Fiscal Year Fiscal Period
2025 $21,200,000 -$2,500,000 -11% 30 Sep 2024 28 Sep 2025 10-K 20 Nov 2025 2025 FY
2024 $23,700,000 +$3,700,000 +18% 02 Oct 2023 29 Sep 2024 10-K 20 Nov 2025 2025 FY
2023 $20,000,000 +$6,100,000 +44% 03 Oct 2022 01 Oct 2023 10-K 20 Nov 2025 2025 FY
2022 $13,900,000 +$1,600,000 +13% 04 Oct 2021 02 Oct 2022 10-K 19 Nov 2024 2024 FY
2021 $12,300,000 -$700,000 -5.4% 28 Sep 2020 03 Oct 2021 10-K 22 Nov 2023 2023 FY
2020 $13,000,000 -$4,300,000 -25% 30 Sep 2019 27 Sep 2020 10-K 25 Nov 2022 2022 FY
2019 $17,300,000 -$2,300,000 -12% 01 Oct 2018 29 Sep 2019 10-K 24 Nov 2021 2021 FY
2018 $19,600,000 -$2,600,000 -12% 02 Oct 2017 30 Sep 2018 10-K 23 Nov 2020 2020 FY
2017 $22,200,000 -$600,000 -2.6% 03 Oct 2016 01 Oct 2017 10-K 29 Nov 2019 2019 FY
2016 $22,800,000 -$310,000 -1.3% 28 Sep 2015 02 Oct 2016 10-K 16 Nov 2018 2018 FY
2015 $23,110,000 -$3,342,000 -13% 29 Sep 2014 27 Sep 2015 10-K 20 Nov 2017 2017 FY
2014 $26,452,000 -$3,096,000 -10% 30 Sep 2013 28 Sep 2014 10-K 22 Nov 2016 2016 FY
2013 $29,548,000 +$2,897,000 +11% 01 Oct 2012 29 Sep 2013 10-K 20 Nov 2015 2015 FY
2012 $26,651,000 -$486,000 -1.8% 03 Oct 2011 30 Sep 2012 10-K 19 Nov 2014 2014 FY
2011 $27,137,000 +$6,735,000 +33% 04 Oct 2010 02 Oct 2011 10-K 20 Nov 2013 2013 FY
2010 $20,402,000 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.