Mail and Parcel Delivery · Washington

547637-Sea-Riverton Heights Sta

Name: 547637-Sea-Riverton Heights Sta Workplace Safety Data
Creator: PlainSafetyScore
License: https://creativecommons.org/publicdomain/zero/1.0/

Seatac, WA · ~74 workers · 3 years of OSHA Injury Tracking Application data.

Compiled by PlainSafetyScore · August 25, 2026

C
Average Safety Record: 5.1
Avg TCR: 4.5
Industry avg: 0
Fatalities

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The verdict

547637-Sea-Riverton Heights Sta runs at 113% of its industry's injury rate - about level with the typical Mail and Parcel Delivery workplace, earning a grade C.

547637-Sea-Riverton Heights Sta: 5.1 TCR = 113% of Mail and Parcel Delivery BLS 4.5 · 3y Form 300A (see methodology below)

547637-Sea-Riverton Heights Sta safety composite

547637-Sea-Riverton Heights Sta scores strongest on total case rate (tcr) (safer than 70% 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).

63/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR): C 5.09 per 100 workers

Safer than 70% of industry peers
DART rate: C 4.08 per 100 workers

Safer than 63% 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

−2.5

2019→2021

547637-Sea-Riverton Heights Sta injury rate improved

547637-Sea-Riverton Heights Sta's TCR fell 2.5 from 6.6 in 2019 to 4.1 in 2021. Peak filing year was 2019 at 6.6 TCR. In 2021, DART was 0.8× this establishment's average TCR (severity share of cases).

2019=6.6 · 2020=4.6 · 2021=4.1

OSHA ITA Form 300A scorecard

Establishment book 491110 · Seatac, WA ABOVE-IND · SMALL

Grade C · TCR 5.1 · 113% of ind

DART 4.1 DART
RANK #85/279
PHOTO LEXINGTON PARK_1370374
BOOK 3y book
INJ 10 inj
SIZE ~74 FTE

Nearest TCR peer: LEXINGTON PARK_1370374 (0.0 TCR gap)

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This site

5.1
LEXINGTON PARK

5.1
SAINT HELENS_1

5.1
WAVERLY_138670

5.1
LOUISA_1371007

5.1

What this shows 547637-Sea-Riverton Heights Sta averages 5.1 TCR (113% of the Mail and Parcel Delivery BLS benchmark).

547637-Sea-Riverton Heights Sta TCR series: 2019=6.6 · 2020=4.6 · 2021=4.1 · BLS 4.5

Where 547637-Sea-Riverton Heights Sta falls in its industry

13,818 Mail and Parcel Delivery establishments

Safer than 70% of graded establishments in this industry, whose median TCR is 6.8.

Grade C

More dangerous than peersSafer than peers

Narrower to Washington alone (the establishments it most directly competes with for workers and contracts): ranked #85 safest of 279 Mail and Parcel Delivery employers in Washington.

547637-Sea-Riverton Heights Sta (74 employees, TCR 5.1) among 29 same-industry peers, split at the industry median of 51 employees and a TCR of 6.8

547637-Sea-Riverton Heights Sta has more 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
2021	4.1	4.1	2	1
2020	4.6	4.6	3	0
2019	6.6	3.9	5	0

OSHA ITA peer cross-reference

Establishment peer ledger

491110 · WA · Seatac

13,818 Mail and Parcel Delivery employers nationwide with a credible TCR · 10,147 rated employers in Washington with headcount on file · 50 employers in Seatac, WA · 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	LEXINGTON PARK_1370374	LEXINGTON PARK, MD	5.1 TCR
NAICS-TCR	SAINT HELENS_1380344	SAINT HELENS, OR	5.1 TCR
NAICS-TCR	WAVERLY_1386703	WAVERLY, OH	5.1 TCR
NAICS-TCR	LOUISA_1371007	LOUISA, KY	5.1 TCR
STATE-SIZE	00630 KEYS RD OFFICE	YAKIMA	74 FTE
STATE-SIZE	Prospect Construction, Inc.	PUYALLUP	74 FTE
STATE-SIZE	Apollo Inc.	KENNEWICK	74 FTE
STATE-SIZE	53-368814287-7	VANCOUVER	74 FTE
CITY-NEAR	Unifi Aviation Services : SEA - Seattle	Seatac	1,227 FTE
CITY-NEAR	Amazon.com Services LLC - BFI8	Seatac	497 FTE
CITY-NEAR	National Alamo 45B2 45B4	Seatac	246 FTE
CITY-NEAR	National 45B4 Alamo 45B2	Seatac	235 FTE
NAT-TCR	City of Greensboro IT Department	Greensboro, NC	5.1 TCR
NAT-TCR	Campton Save-A-Lot	Campton, KY	5.1 TCR
NAT-TCR	Baptist Easley Med Campus	Easley, SC	5.1 TCR
NAT-TCR	Roth'S - Lancaster	Salem, OR	5.1 TCR
NAT-SIZE	Ft Smith Service Center	Fort Smith, AR	74 FTE
NAT-SIZE	Kenco Logistic Service (Bausch)	Chattanooga, TN	74 FTE
NAT-SIZE	Folktale Winery & Vineyards	Carmel, CA	74 FTE
NAT-SIZE	Day School Pittsburgh	Pittsburgh, PA	74 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: 2021, 2020, 2019. 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.