ScoutIndex

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David Blough

QB

David Blough is an NFL QB. He last played in 2023 with DET, a career spanning 5 NFL seasons. His mobility stands out most — the 93rd percentile at the position. Across 4 NFL seasons, he has totaled 1,435 passing yards and 6 touchdowns.

Size

6'1", 207#

College

Purdue

Draft

—

Seasons

2019–2023

2020 ScoutIndex Rating · QB

Methodology
42.2

31th percentile among QBs · limited sample

1 games · 11 dropbacks

Volume×0.1-0.95
Total EPA×0.24-0.50
Conversion×0.08-0.49
Dropback EPA×0.34-0.38
Accuracy (CPOE)×0.12+0.16
Ball security×0.12-0.74

2020 attribute card

click a row to see the formula
AthleticismPassingDecisions & Impact

group averages

Athleticism

Speedno data▶

Percentile of 40-yard dash time among QBs at the NFL Combine (faster = higher), 2000–present.

Burstno data▶

Percentile of vertical jump + broad jump among combine QBs.

Agilityno data▶

Percentile of 3-cone + short shuttle among combine QBs (faster = higher).

Size9▶

Height/weight z-score vs. the QB cohort (from official bio, not combine-dependent).

Passing

Arm Strength49▶

Average depth of target on all attempts (air yards ÷ attempts) — a proxy for arm strength; true velocity needs radar-tracked data.

Accuracy61▶

Completion % over expected (CPOE), attempt-weighted across the season.

Ball Security17▶

Interceptions ÷ dropback (fewer is better).

Decisions & Mobility

Sack Avoidance44▶

Sacks ÷ dropback (fewer is better) — pocket movement and quick decisions, as far as box-score data can show it.

Mobility93▶

Rushing EPA plus rushing yardage per game, from scrambles and designed runs.

Impact

Efficiency35▶

(Passing EPA + rushing EPA) ÷ dropback — the Rating's largest component.

Volume20▶

Total dropbacks (attempts + sacks) this season.

Conversion28▶

(Passing first downs + ½ passing TD) ÷ dropback.

Career (regular season)

SeasonTmSIGPass ydsPass TDRush ydsRush TDRecRec ydsRec TD
2022ARI44.5240225
2021DET48.216
2020DET42.214918
2019DET2659844311191

Career profile

Across 4 NFL seasons on file, David Blough has played in 9 regular-season games, playing for 2 teams: DET (2019–2021), ARI (2022).

As a passer he has thrown for 1,435 yards and 6 touchdowns with 9 interceptions. He has rushed for 60 yards and 0 touchdowns. As a receiver he has caught 1 pass for 19 yards and 1 touchdown. His most productive passing season was 2019 with DET: 984 yards and 4 touchdowns in 5 games.

Career highs (regular season)

2020 splits

regular season

2020 game log

WkOppLineScore
Week 16TB49 pass yds, 0 TD, 1 INT · 18 rush yds, 0 TD32.3

David Blough — common questions

What position does David Blough play?
David Blough is listed as a QB.
Which teams has David Blough played for?
In the seasons on file (1999 onward), David Blough has played for DET (2019–2021), ARI (2022).
Where did David Blough go to college?
David Blough played college football at Purdue.
How many touchdowns has David Blough scored?
David Blough has 7 touchdowns in the regular-season games on file (6 passing, 1 receiving).
What is David Blough's ScoutIndex Rating?
David Blough rated 44.5 for 2022, the 37th percentile among QBs (provisional or limited sample). Ratings run 0–99; about 60 is a league-average qualified starter.

Related players

Top teammates, last season on file

Also from Purdue