diff --git a/app/erin.cpp b/app/erin.cpp
index cb86a310..61cd1ccb 100644
--- a/app/erin.cpp
+++ b/app/erin.cpp
@@ -106,6 +106,9 @@ CLI::App* add_run(CLI::App& app)
     static bool verbose = false;
     subcommand->add_flag("-v,--verbose", verbose, "Verbose output");
 
+    static bool show_seed = false;
+    subcommand->add_flag("-k,--show_seed", show_seed, "Show random seed used for simulation");
+
     static bool no_aggregate_groups = false;
     subcommand->add_flag("-n,--no-group", no_aggregate_groups, "Suppress group aggregation");
 
@@ -164,7 +167,8 @@ CLI::App* add_run(CLI::App& app)
             time_step_h,
             aggregate_groups,
             save_reliability_curves,
-            verbose);
+            verbose,
+            show_seed);
         return EXIT_SUCCESS;
     };
 
diff --git a/docs/examples/ft-illinois/exft-illinois.toml b/docs/examples/ft-illinois/exft-illinois.toml
index d25f1f84..68d1473d 100644
--- a/docs/examples/ft-illinois/exft-illinois.toml
+++ b/docs/examples/ft-illinois/exft-illinois.toml
@@ -6,6 +6,7 @@ rate_unit = "kW"
 quantity_unit = "kJ"
 time_unit = "hours"
 max_time = 8760
+random_seed = 17
 
 # Distributions
 [dist.immediately]
diff --git a/docs/examples/ft-illinois_packed/exft-illinois_packed.toml b/docs/examples/ft-illinois_packed/exft-illinois_packed.toml
index 8fb11f1e..d58ce58c 100644
--- a/docs/examples/ft-illinois_packed/exft-illinois_packed.toml
+++ b/docs/examples/ft-illinois_packed/exft-illinois_packed.toml
@@ -6,6 +6,7 @@ rate_unit = "kW"
 quantity_unit = "kJ"
 time_unit = "hours"
 max_time = 8760
+random_seed = 17
 
 # Distributions
 [dist.immediately]
@@ -2183,4 +2184,4 @@ occurrence_distribution = "immediately"
 duration = 408
 max_occurrences = 1
 calculate_reliability = false
-intensity.wind_speed_mph = 80.0
\ No newline at end of file
+intensity.wind_speed_mph = 80.0
diff --git a/include/erin/simulation.h b/include/erin/simulation.h
index de9918ad..c5930de6 100644
--- a/include/erin/simulation.h
+++ b/include/erin/simulation.h
@@ -194,7 +194,8 @@ void run(Simulation& s,
          double time_step_h = -1.0,
          bool aggregate_groups = true,
          bool save_reliability_curves = false,
-         bool verbose = false);
+         bool verbose = false,
+         bool show_seed = false);
 
 bool is_failure_name_unique(Simulation& s, std::string const& name);
 
diff --git a/src/erin-simulation.cpp b/src/erin-simulation.cpp
index 2a695bff..ae3eb939 100644
--- a/src/erin-simulation.cpp
+++ b/src/erin-simulation.cpp
@@ -2763,7 +2763,8 @@ void run(Simulation& s,
          double time_step_h /*-1.0*/,
          bool aggregateGroups,
          bool saveReliabilityCurves,
-         bool verbose)
+         bool verbose,
+         bool show_seed)
 {
     // TODO: wrap into input options struct and pass in
     bool const checkNetwork = false;
@@ -2793,6 +2794,11 @@ void run(Simulation& s,
     {
         fixedRandom.fixed_value = s.info.fixed_value;
         s.the_model.random_function = fixedRandom;
+        if (show_seed)
+        {
+            std::cout << std::endl << "RANDOM_TYPE: fixed" << std::endl;
+            std::cout << "RANDOM_SEED: " << s.info.fixed_value << "\n";
+        }
     }
     break;
     case (RandomType::fixed_series):
@@ -2800,18 +2806,47 @@ void run(Simulation& s,
         fixedSeries.index = 0;
         fixedSeries.series = s.info.series;
         s.the_model.random_function = fixedSeries;
+        if (show_seed)
+        {
+            std::cout << std::endl << "RANDOM_TYPE: fixed_series" << std::endl;
+            std::cout << "RANDOM_SEED: ";
+            bool is_first = true;
+            for (auto fixed_series_value : s.info.series)
+            {
+                if (is_first)
+                {
+                    is_first = false;
+                }
+                else
+                {
+                    std::cout << ", ";
+                }
+                std::cout << fixed_series_value;
+            }
+            std::cout << std::endl;
+        }
     }
     break;
     case (RandomType::random_from_seed):
     {
         fullRandom = create_random_with_seed(s.info.seed);
         s.the_model.random_function = fullRandom;
+        if (show_seed)
+        {
+            std::cout << std::endl << "RANDOM_TYPE: random_from_seed" << std::endl;
+            std::cout << "RANDOM_SEED: " << s.info.seed << std::endl;
+        }
     }
     break;
     case (RandomType::random_from_clock):
     {
         fullRandom = create_random();
         s.the_model.random_function = fullRandom;
+        if (show_seed)
+        {
+            std::cout << std::endl << "RANDOM_TYPE: random_from_clock" << std::endl;
+            std::cout << "RANDOM_SEED: " << fullRandom.seed << std::endl;
+        }
     }
     break;
     default:
diff --git a/src/erin-validation.cpp b/src/erin-validation.cpp
index 7ad177bd..e47bc052 100644
--- a/src/erin-validation.cpp
+++ b/src/erin-validation.cpp
@@ -406,7 +406,7 @@ InputValidationMap setup_global_validation_info()
             .input_type = InputType::integer,
             .is_required = false,
             .inform_if_missing = false,
-            .default_value = "17",
+            .default_value = "",
             .enum_values = valid_time_units,
             .aliases = {},
             .sections =