47 of the 48 leagues had an ERA under 3.00.

12 leagues were under 2.00:

65.1 IP RCL 29 >> 1.10
89.1 IP Soylent green is Allbright.... >> 1.51
77.0 IP RCL 20 >> 1.64
116.1 IP RCL #22 >> 1.70
124.1 IP ECFBL >> 1.74
65.2 IP Balls and Razz >> 1.78
85.2 IP RCL 39 >> 1.79
122.2 IP RCL 3 >> 1.83
91.1 IP RCL 44 >> 1.87
104.2 IP RCL 13 >> 1.89
121.2 IP EXPERTS >> 1.92
109.2 IP RCL 21 >> 1.97

The ECFBL had the top overall stats:

124.1 IP/101 K/9 Wins/4 Saves/1.74/1.05

11 teams with at least 16 IP gave up 0 runs:

31.1 Manitoba Manwhores (RCL #22)
23.1 Random ItalicizedVoice (Cracking The WHIP)
18.0 Revenge of the Lawn (Baseball Reasons)
17.1 Johnny Benchian Fingers (Robust Herd)
17.0 The Good The Vlad The Utley (RCL 15)
17.0 Team K (RCL 41)
16.2 The Schmohawks (Original Recipe)
16.1 Team Lomb (Schmohawk in Training)
16.1 Shot And A Beer (RCL 9)
16.0 Rex Brothers, Where art thou? (Yu Ain't Goldschmidt)
16.0 Gonna B Lame (Cust Kayin')

Manitoba Manwhores (RCL #22) [Aceupmysleeve]
>> 31.1 IP/4 Wins/21 K/0.00/0.64

Hiroki Kuroda, NYY SP >> 9.0 IP/Win/5 K/0.00/0.44
Doug Fister, Det SP >> 8.0 IP/ Win/7 K/0.00/0.88
Chad Billingsley, LAD SP >> 8.0 IP/Win/5 K/0.00/0.75
Tim Hudson, Atl SP >> 6.1 IP/Win/4 K/0.00/0.47

Also, was smart enough to bench
Josh Beckett, Bos SP >> 5.1 IP/10.13/1.50

Yeah, seemed that way in my recap...