gno.law

John M. Monterosso

Judge · Superior Court of Riverside County · 2013–2026

, Superior Court of California, County of Riverside 2019–2020 · Judge, Superior Court of California, County of Riverside 2007–2019

D++
provisional — 60% — 3 of 5 rulings upheld, per qwen3.8-27b; would rank in the top 62% of 312 graded judges, but ten rulings are needed for a standing letter — 5 so far

On the assumption that the model is right — qwen3.8-27b reads the court's own disposition right 70% of the time, graded on a curve: A is the top fifth of the judges graded under this model, F the bottom fifth; ++ / + / − / −− within the band. How the grade is made.

61cases reviewed on appeal
19%reversed, in whole or part, of 47 merits decisions

Outcomes on appeal

affirmed 36 writ denied 12 reversed 8 modified 2 dismissed 2 reversed in part 1

Areas

criminal 35 dependency 26

By year: 2014 14 · 2026 12 · 2013 10 · 2025 9 · 2023 5 · 2020 3 · 2015 3 · 2024 2 · 2021 2 · 2022 1 ·

Analysis

16reviewed cases analysed
27rulings read
0rulings where the model disagrees with the court
5cases with a verified missed authority
0appellate opinions called questionable

Counts of a model's readings across this judge's reviewed cases, each shown on its case page beside the court's disposition. Not a finding about the judge.

Cases

  1. People v. Emmons CA4/2 E087241 · 2026-06-26 · criminal · affirmed
  2. People v. Ribardo CA4/2 E084783 · 2026-05-27 · criminal · affirmed
  3. People v. Silva CA4/2 E084874 · 2026-04-01 · criminal · affirmed
  4. People v. Richardson CA4/1 D085334 · 2026-02-17 · criminal · affirmed
  5. People v. Marquez CA4/1 D084859 · 2025-10-17 · criminal · affirmed
  6. People v. Haros CA4/1 D084811 · 2025-09-02 · criminal · affirmed
  7. People v. Palacios CA4/3 G063294 · 2025-06-26 · criminal · affirmed
  8. People v. McPherson CA4/2 E083532 · 2025-06-04 · criminal · affirmed
  9. People v. Zhang CA4/3 G064659 · 2025-01-22 · criminal · affirmed
  10. People v. Cruz CA4/2 E083958 · 2025-01-21 · criminal · affirmed
  11. People v. Elias CA4/1 D083867 · 2025-01-21 · criminal · affirmed
  12. People v. Klingelhofer CA4/1 D083767 · 2024-11-22 · criminal · affirmed
  13. People v. Rogers CA4/2 E080419 · 2024-03-29 · criminal · affirmed
  14. People v. Nicholas CA4/2 E081594 · 2023-10-10 · criminal · affirmed
  15. People v. James CA4/2 E080318 · 2023-08-11 · criminal · affirmed
  16. People v. White CA4/2 E080274 · 2023-03-03 · criminal · affirmed
  17. People v. Diosdado CA4/2 E073901 · 2021-02-04 · criminal · affirmed
  18. People v. Nielsen CA4/2 E072234 · 2020-10-14 · criminal · affirmed
  19. People v. Financial Casualty & Surety, Inc. E072188 · 2020-07-16 · criminal · affirmed
  20. People v. Federico E072620 · 2020-06-11 · criminal · affirmed
  21. In re O.B. CA4/2 E062137 · 2015-08-07 · dependency · affirmed
  22. In re V v. CA4/2 E061985 · 2015-04-16 · dependency · affirmed
  23. In re L.B. CA4/2 E060790 · 2014-10-09 · dependency · affirmed
  24. In re A.M. CA4/2 E059396 · 2014-07-18 · dependency · affirmed
  25. In re B.B. CA4/2 E059372 · 2014-04-30 · dependency · affirmed