When did Tom Seaver throw his first no-hitter?

Tom Seaver throws the first no-hitter of his career in a 4-0 win over the Cardinals. He had previously taken three hitless games into the ninth inning during his career.

Interpreted as:
When did Tom Seaver throw his first no-hitter in a game?
NAME DATE TM OPP DEC NH GS CG GF SHO SV IP H TBF R ER HR BB IBB HBP SO WP
1 Tom Seaver
Tom Seaver
6/16/1978
CIN CIN
vs. STL vs. STL
W
1
1
1
0
1
0
9.0
0
30
0
0
0
3
0
0
3
0
Some of the information used here was obtained free of charge from Retrosheet.

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MLB 2025 Division Standings

AL East W L PCT GB
Blue Jays Blue Jays
55
41
.573
Yankees Yankees
53
43
.552
2.0
AL Central W L PCT GB
Tigers Tigers
59
38
.608
Twins Twins
47
49
.490
11.5
AL West W L PCT GB
Astros Astros
56
40
.583
Mariners Mariners
51
45
.531
5.0
NL East W L PCT GB
Phillies Phillies
55
41
.573
Mets Mets
55
42
.567
0.5
NL Central W L PCT GB
Cubs Cubs
57
39
.594
Brewers Brewers
56
40
.583
1.0
NL West W L PCT GB
Dodgers Dodgers
58
39
.598
Padres Padres
52
44
.542
5.5

MLB 2025 Scores & Schedule

Scores

DATE MATCHUP SCORE
Sat
6/28
STL STL
@
CLE CLE
7-0
Sat
6/28
PHI PHI
@
ATL ATL
2-1
Sat
6/28
TBR TBR
@
BAL BAL
1-5
Sat
6/28
ATH ATH
@
NYY NYY
5-12
Sat
6/28
TOR TOR
@
BOS BOS
5-3

Schedule

DATE MATCHUP TIME (ET)
Fri
7/18
BOS BOS
@
CHC CHC
2:20 PM
Fri
7/18
CWS CWS
@
PIT PIT
6:40 PM
Fri
7/18
SDP SDP
@
WSH WSH
6:45 PM
Fri
7/18
LAA LAA
@
PHI PHI
6:45 PM
Fri
7/18
SFG SFG
@
TOR TOR
7:07 PM