diff --git a/proto/diagnostics/simple_charge_stats.proto b/proto/diagnostics/simple_charge_stats.proto
index cd22bdf1..28fad69d 100644
--- a/proto/diagnostics/simple_charge_stats.proto
+++ b/proto/diagnostics/simple_charge_stats.proto
@@ -42,10 +42,17 @@ message SimpleChargeStatsConfig {
   double ped_time_hist_resolution                                   = 20 [
     (CFO).desc = "Resolution of pedestal mean and variance vs time histogram.",
     (CFO).units = "s" ];
-  double dual_gain_sample_resolution                                = 21 [
+  double channel_ped_time_hist_range                                = 21 [
+    (CFO).desc = "Maximum time of channel pedestal mean and variance vs time histogram.",
+    (CFO).units = "s" ];
+  double camera_ped_time_hist_range                                 = 22 [
+    (CFO).desc = "Maximum time of camera-wide pedestal mean and variance vs time histogram.",
+    (CFO).units = "s" ];
+    
+    double dual_gain_sample_resolution                              = 30 [
     (CFO).desc = "Resolution of high-gain vs low-gain max sample histogram.",
     (CFO).units = "DC" ];
-  double dual_gain_sum_resolution                                   = 22 [
+  double dual_gain_sum_resolution                                   = 40 [
     (CFO).desc = "Resolution of high-gain vs low-gain window sum histogram.",
     (CFO).units = "DC" ];
 };
diff --git a/src/diagnostics/simple_charge_stats.cpp b/src/diagnostics/simple_charge_stats.cpp
index 7f43e0ca..3558b1d2 100644
--- a/src/diagnostics/simple_charge_stats.cpp
+++ b/src/diagnostics/simple_charge_stats.cpp
@@ -106,12 +106,14 @@ bool SimpleChargeStatsParallelEventVisitor::visit_telescope_run(
   chan_hists_.resize(run_config->configured_channel_id_size());
   for(auto*& h : chan_hists_) {
     // For now on do not use per-channel low gain histograms
-    h = new ChannelHists(has_dual_gain_, config_.ped_time_hist_resolution(), 3600.0,
+    h = new ChannelHists(has_dual_gain_, config_.ped_time_hist_resolution(), 
+      config_.channel_ped_time_hist_range(),
       config_.dual_gain_sample_resolution(), config_.dual_gain_sum_resolution());
   }
 
   delete camera_hists_;
-  camera_hists_ = new CameraHists(has_dual_gain_, config_.ped_time_hist_resolution(), 86400.0);
+  camera_hists_ = new CameraHists(has_dual_gain_, config_.ped_time_hist_resolution(), 
+    config_.camera_ped_time_hist_range());
 
   delete data_order_camera_;
   data_order_camera_ = calin::iact_data::instrument_layout::reorder_camera_channels(
@@ -816,6 +818,8 @@ SimpleChargeStatsParallelEventVisitor::default_config()
   config.set_low_gain_wf_clipping_value(4095);
   config.set_nearest_neighbor_nchannel_threshold(3);
   config.set_ped_time_hist_resolution(5.0);
+  config.set_channel_ped_time_hist_range(86400.0);
+  config.set_camera_ped_time_hist_range(86400.0);
   config.set_dual_gain_sample_resolution(1.0);
   config.set_dual_gain_sum_resolution(5.0);
   return config;