Mail and Parcel Delivery · New Hampshire

324650-Londonderry Po

Name: 324650-Londonderry Po Workplace Safety Data
Creator: PlainSafetyScore
License: https://creativecommons.org/publicdomain/zero/1.0/

Londonderry, NH · ~34 workers · 5 years of OSHA Injury Tracking Application data.

Compiled by PlainSafetyScore · August 25, 2026

C
Average Safety Record: 4.5
Avg TCR: 4.5
Industry avg: 0
Fatalities

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The verdict

324650-Londonderry Po runs at 99% of its industry's injury rate - about level with the typical Mail and Parcel Delivery workplace, earning a grade C.

324650-Londonderry Po: 4.5 TCR = 99% of Mail and Parcel Delivery BLS 4.5 · 5y Form 300A (see methodology below)

324650-Londonderry Po safety composite

324650-Londonderry Po scores strongest on dart rate (safer than 93% of same-industry peers) and weakest on fatalities (safer than 51%), blended into one 0-100 breakdown against same-industry peers. A missing measure drops out and redistributes its weight rather than deflating the score. This is a per-dimension breakdown, distinct from the single letter grade above it (which weights TCR alone against the BLS industry benchmark).

76/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR): B 4.45 per 100 workers

Safer than 77% of industry peers
DART rate: A 0 per 100 workers

Safer than 93% of industry peers
Fatalities: D 0

Safer than 51% of industry peers

Benchmarked live against every credibly-rated employer in the same NAICS industry code in the current OSHA extract (a segment must have at least 8 rated peers to benchmark). Not a legal or compliance determination; PlainSafetyScore's own weighting (TCR 40%, DART 35%, fatalities 25%).

TCR Δ

−9.6

2017→2022

324650-Londonderry Po injury rate improved

324650-Londonderry Po's TCR fell 9.6 from 9.6 in 2017 to 0.0 in 2022. Peak filing year was 2017 at 9.6 TCR. In 2022, DART was 0× this establishment's average TCR (severity share of cases).

2017=9.6 · 2018=3.3 · 2020=3.2 · 2021=6.1 · 2022=0.0

OSHA ITA Form 300A scorecard

Establishment book 491110 · Londonderry, NH AT/BELOW-IND · SMALL

Grade C · TCR 4.5 · 99% of ind

DART 0.0 DART
RANK #9/62
PHOTO ROBERTO CLEMENTE_137…
BOOK 5y book
INJ 5 inj
SIZE ~34 FTE

Nearest TCR peer: ROBERTO CLEMENTE_1379544 (0.0 TCR gap)

Read with this employer → · Industry book → · New Hampshire employers → · Look up another →

This site

4.5
ROBERTO CLEMEN

4.5
SKOKIE_1434911

4.5
SUNSET_1384021

4.5
CYNTHIANA_1360

4.5

What this shows 324650-Londonderry Po averages 4.5 TCR (99% of the Mail and Parcel Delivery BLS benchmark).

324650-Londonderry Po TCR series: 2017=9.6 · 2018=3.3 · 2020=3.2 · 2021=6.1 · 2022=0 · BLS 4.5

Where 324650-Londonderry Po falls in its industry

13,818 Mail and Parcel Delivery establishments

Safer than 77% of graded establishments in this industry, whose median TCR is 6.8.

Grade C

More dangerous than peersSafer than peers

Narrower to New Hampshire alone (the establishments it most directly competes with for workers and contracts): ranked #9 safest of 62 Mail and Parcel Delivery employers in New Hampshire.

324650-Londonderry Po (34 employees, TCR 4.5) among 29 same-industry peers, split at the industry median of 51 employees and a TCR of 6.8

324650-Londonderry Po has fewer employees than the Mail and Parcel Delivery median and a lower injury rate than the industry's median TCR of 6.8. Workforce size and injury rate do not always move together within the same industry -- some of its smaller peers run higher rates than its larger ones, and vice versa.

Year-by-Year Safety Data

Year	TCR	DART	Injuries	Illnesses
2022	0.0	0.0	0	0
2021	6.1	6.1	1	1
2020	3.2	3.2	1	0
2018	3.3	3.3	1	0
2017	9.6	9.6	2	1

OSHA ITA peer cross-reference

Establishment peer ledger

491110 · NH · Londonderry

13,818 Mail and Parcel Delivery employers nationwide with a credible TCR · 2,718 rated employers in New Hampshire with headcount on file · 105 employers in Londonderry, NH · 4 cross-state NAT-TCR peers · 4 cross-state NAT-SIZE peers. Closest matches by relationship code are listed below.

Rel	Establishment	Place	Metric
NAICS-TCR	ROBERTO CLEMENTE_1379544	CHICAGO, IL	4.5 TCR
NAICS-TCR	SKOKIE_1434911	SKOKIE, IL	4.5 TCR
NAICS-TCR	SUNSET_1384021	LUBBOCK, TX	4.5 TCR
NAICS-TCR	CYNTHIANA_1360113	CYNTHIANA, KY	4.5 TCR
STATE-SIZE	Bonnette, Page & Stone Corp.	LACONIA	34 FTE
STATE-SIZE	Exterior Designs	LONDONDERRY	34 FTE
STATE-SIZE	Altium Packaging - Londonderry	LONDONDERRY	34 FTE
STATE-SIZE	88 Etna	LEBANON	34 FTE
CITY-NEAR	L3Harris	Londonderry	893 FTE
CITY-NEAR	L3 Technologies, Insight Division	Londonderry	857 FTE
CITY-NEAR	HARVEY BUILDING PRODUCTS, LONDONDERRY NH	Londonderry	532 FTE
CITY-NEAR	Market Basket #42	Londonderry	524 FTE
NAT-TCR	386804-Portsmouth Po	Portsmouth, OH	4.5 TCR
NAT-TCR	Montgomery Transport, LLC	Birmingham, AL	4.5 TCR
NAT-TCR	ISD 16 Spring Lake Park, CVES Centerview Elementary School	Blaine, MN	4.5 TCR
NAT-TCR	268363-Twin Cities L&Dc	Saint Paul, MN	4.5 TCR
NAT-SIZE	431120-Barrington Po	Barrington, RI	34 FTE
NAT-SIZE	243723-Hyannis Po	Hyannis, MA	34 FTE
NAT-SIZE	504816-Montpelier Po	Montpelier, VT	34 FTE
NAT-SIZE	240090-Bos-Kenmore Sta	Boston, MA	34 FTE

Rel codes: NAICS-TCR · STATE-SIZE · CITY-NEAR · NAT-TCR/NAT-SIZE cross-state. Read with this employer →

Data Source: OSHA Injury Tracking Application (ITA), mandatory establishment-level injury/illness reports. Grades compare employer Total Case Rate (TCR) to BLS IIF industry benchmarks. Data covers years reported by this establishment: 2022, 2021, 2020, 2018, 2017. This is publicly available government data - not a legal determination of workplace conditions.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from official public datasets. See our methodology for details.