The Edmonton Oilers had the best power-play percentage by a team in 2019-20, at 29.5 percent.

TEAM	PP%	SEASON	GP	W	L	OTL	PTS	PTS%	G	GA	PK%	S/GP	SA/GP
Edmonton Oilers	29.5	2019-20	71	37	25	9	83	.585	223	215	84.4	29.58	32.03
Boston Bruins	25.2	2019-20	70	44	14	12	100	.714	227	167	84.3	32.10	30.04
St. Louis Blues	24.3	2019-20	71	42	19	10	94	.662	223	190	79.3	30.69	29.58
Vancouver Canucks	24.2	2019-20	69	36	27	6	78	.565	224	214	80.5	31.20	33.29
Tampa Bay Lightning	23.1	2019-20	70	43	21	6	92	.657	243	194	81.4	31.09	30.93
Toronto Maple Leafs	23.1	2019-20	70	36	25	9	81	.579	237	222	77.7	32.89	31.90
New York Rangers	22.9	2019-20	70	37	28	5	79	.564	233	220	77.4	31.07	34.01
Carolina Hurricanes	22.3	2019-20	68	38	25	5	81	.596	217	193	84.0	33.25	29.32
Vegas Golden Knights	22.0	2019-20	71	39	24	8	86	.606	224	209	76.6	34.51	29.32
Florida Panthers	21.3	2019-20	69	35	26	8	78	.565	228	224	78.5	32.65	32.28
Minnesota Wild	21.3	2019-20	69	35	27	7	77	.558	218	217	77.2	30.10	30.65
Calgary Flames	21.2	2019-20	70	36	27	7	79	.564	204	214	82.1	31.60	32.44
Dallas Stars	21.1	2019-20	69	37	24	8	82	.594	178	174	79.7	30.62	31.55
Philadelphia Flyers	20.8	2019-20	69	41	21	7	89	.645	227	191	81.8	31.39	28.65
Winnipeg Jets	20.5	2019-20	71	37	28	6	80	.563	213	201	77.6	31.30	32.61
Pittsburgh Penguins	19.9	2019-20	69	40	23	6	86	.623	221	196	82.1	31.94	29.72
Washington Capitals	19.4	2019-20	69	41	20	8	90	.652	236	212	82.6	31.97	30.20
Arizona Coyotes	19.2	2019-20	70	33	29	8	74	.529	190	183	82.7	31.71	32.43
Colorado Avalanche	19.1	2019-20	70	42	20	8	92	.657	236	190	81.4	32.24	31.33
Buffalo Sabres	18.9	2019-20	69	30	31	8	68	.493	193	215	74.6	29.29	31.13
New Jersey Devils	17.9	2019-20	69	28	29	12	68	.493	185	224	82.4	30.68	32.70
Montreal Canadiens	17.7	2019-20	71	31	31	9	71	.500	208	220	78.7	34.11	31.10
San Jose Sharks	17.5	2019-20	70	29	36	5	63	.450	180	225	85.7	30.01	30.57
New York Islanders	17.3	2019-20	68	35	23	10	80	.588	189	190	80.7	29.65	31.22
Nashville Predators	17.3	2019-20	69	35	26	8	78	.565	212	214	76.1	33.14	31.26